Microscope System

Patent No. EP2345920 (titled "Microscope System") was filed by Nikon on Oct 2, 2009. The application was issued on Jun 25, 2025.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
CARL ZEISS	Oct 15, 2019	BREIT

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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May 30, 2025
Decision to maintain the European patent in amended form
May 30, 2025
Decision to maintain the European patent in amended form
May 21, 2025
(Electronic) Receipt
May 21, 2025
Filing of the translation of the amended claims
May 21, 2025
French translation of claims
May 21, 2025
German translation of the claims
May 21, 2025
Letter accompanying subsequently filed items
Mar 12, 2025
Communication to opponent concerning maintenance
Mar 12, 2025
Communication with request to file translations
Mar 7, 2025
Maintenance of the patent with the documents specified in the final decision
Jan 23, 2025
Decision of the Board of Appeal
Jan 23, 2025
F3032 Notification(s) of the decision
Jan 23, 2025
F3032 Notification(s) of the decision
Jan 16, 2025
F3013 Oral Proceedings: Forwarding minutes
Jan 16, 2025
F3013 Oral Proceedings: Forwarding minutes
Jan 16, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Dec 10, 2024
F3018 Oral proceedings: Confirmation interpreters
Dec 10, 2024
F3018 Oral proceedings: Confirmation interpreters
Dec 10, 2024
F3345 Forwarding of submissions to parties
Dec 5, 2024
(Electronic) Receipt
Dec 5, 2024
Letter accompanying subsequently filed items
Dec 5, 2024
Request for interpreters during oral proceedings
Dec 4, 2024
F3345 Forwarding of submissions to parties
Nov 29, 2024
(Electronic) Receipt
Nov 29, 2024
Letter accompanying subsequently filed items
Nov 29, 2024
Request for interpreters during oral proceedings
Sep 3, 2024
F3345 Forwarding of submissions to parties
Aug 28, 2024
(Electronic) Receipt
Aug 28, 2024
Letter accompanying subsequently filed items
Aug 28, 2024
Letter dealing with oral proceedings during the appeal procedure
May 8, 2024
F3345 Forwarding of submissions to parties
May 3, 2024
(Electronic) Receipt
May 3, 2024
Letter accompanying subsequently filed items
May 3, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 9, 2024
F3011.1 Oral Proceedings: summons
Apr 9, 2024
F3011.1 Oral Proceedings: summons
Apr 9, 2024
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Apr 4, 2024
F3010 Oral proceedings: order for summons
Apr 3, 2024
F3303.16 Change of composition of the Board (T)
Feb 10, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 10, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 10, 2023
F3345 Forwarding of submissions to parties
Feb 2, 2023
Composition of the board (T)
Feb 1, 2023
(Electronic) Receipt
Feb 1, 2023
Letter accompanying subsequently filed items
Feb 1, 2023
Letter relating to Appeal Procedure
Oct 26, 2022
F3345 Forwarding of submissions to parties
Oct 20, 2022
(Electronic) Receipt
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Amended claims with annotations
Oct 20, 2022
Auxiliary request during appeals procedure - 01
Oct 20, 2022
Auxiliary request during appeals procedure - 02
Oct 20, 2022
Auxiliary request during appeals procedure - 03
Oct 20, 2022
Auxiliary request during appeals procedure - 04
Oct 20, 2022
Auxiliary request during appeals procedure - 05
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Auxiliary request during appeals procedure - 06
Oct 20, 2022
Auxiliary request during appeals procedure - 07
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Auxiliary request during appeals procedure - 08
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Auxiliary request during appeals procedure - 09
Oct 20, 2022
Auxiliary request during appeals procedure - 10
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Auxiliary request during appeals procedure - 11
Oct 20, 2022
Auxiliary request during appeals procedure - 12
Oct 20, 2022
Auxiliary request during appeals procedure - 13
Oct 20, 2022
Auxiliary request during appeals procedure - 14
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Auxiliary request during appeals procedure - 15
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Oct 20, 2022
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Auxiliary request during appeals procedure - 18
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Auxiliary request during appeals procedure - 19
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Auxiliary request during appeals procedure - 20
Oct 20, 2022
Auxiliary request during appeals procedure - 21
Oct 20, 2022
Auxiliary request during appeals procedure - 22
Oct 20, 2022
Auxiliary request during appeals procedure - 23
Oct 20, 2022
Letter accompanying subsequently filed items
Oct 20, 2022
Reply to appeal
Jul 1, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 27, 2022
(Electronic) Receipt
Jun 27, 2022
Letter accompanying subsequently filed items
Jun 27, 2022
Statement of grounds of appeal
May 13, 2022
F3345 Forwarding of submissions to parties
May 3, 2022
(Electronic) Receipt
May 3, 2022
Letter accompanying subsequently filed items
May 3, 2022
Letter relating to Appeal Procedure
May 2, 2022
F3204 Communication of the file number to the parties
May 2, 2022
F3204 Communication of the file number to the parties
Apr 22, 2022
(Electronic) Receipt
Apr 22, 2022
Letter accompanying subsequently filed items
Apr 22, 2022
Notice of appeal
Feb 18, 2022
Advice of delivery
Feb 17, 2022
Advice of delivery
Feb 16, 2022
Annex to the communication - opposition
Feb 16, 2022
Decision of the Opposition Division and instruction
Feb 16, 2022
Druckexemplar in opposition procedure
Feb 16, 2022
Grounds for the decision (Annex) - opposition
Feb 16, 2022
Interlocutory decision in opposition proceedings
Feb 16, 2022
Interlocutory decision in opposition proceedings
Feb 16, 2022
Means of redress
Feb 16, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 16, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 16, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 16, 2022
Provision of a copy of the minutes - opposition procedure
Feb 16, 2022
Provision of a copy of the minutes - opposition procedure
Feb 16, 2022
Scanned annex to a communication - opposition procedure
Feb 16, 2022
Scanned annex to a communication - opposition procedure
Feb 16, 2022
Scanned annex to a communication - opposition procedure
Feb 16, 2022
Transmittal of decision / summons - opposition
Feb 16, 2022
Transmittal of decision / summons - opposition
Jan 26, 2022
Information about the result of oral proceedings
Dec 2, 2021
Brief communication - Opposition proceedings
Dec 2, 2021
Brief communication - Opposition proceedings
Nov 26, 2021
(Electronic) Receipt
Nov 26, 2021
Letter accompanying subsequently filed items
Nov 26, 2021
Written submission in preparation to/during oral proceedings
Nov 25, 2021
(Electronic) Receipt
Nov 25, 2021
Letter accompanying subsequently filed items
Nov 25, 2021
Request for interpreters during oral proceedings
Jul 5, 2021
Notification concerning the date of oral proceedings
Jul 5, 2021
Notification concerning the date of oral proceedings
Feb 22, 2021
Advice of delivery
Feb 19, 2021
Advice of delivery
Feb 18, 2021
Advice of delivery
Feb 18, 2021
Information concerning oral proceedings
Feb 18, 2021
Transmittal of decision / summons - opposition
Feb 18, 2021
Transmittal of decision / summons - opposition
Feb 16, 2021
Advice of delivery
Feb 16, 2021
Notification concerning the date of oral proceedings
Feb 16, 2021
Notification concerning the date of oral proceedings
Jan 15, 2021
Brief communication - Opposition proceedings
Dec 30, 2020
(Electronic) Receipt
Dec 30, 2020
Letter accompanying subsequently filed items
Dec 30, 2020
Letter regarding the opposition procedure (no time limit)
Dec 22, 2020
Brief communication - Opposition proceedings
Dec 15, 2020
(Electronic) Receipt
Dec 15, 2020
Letter accompanying subsequently filed items
Dec 15, 2020
Oral proceedings: reply to date proposed
Dec 11, 2020
Advice of delivery
Dec 11, 2020
Advice of delivery
Dec 11, 2020
Brief communication - Opposition proceedings
Dec 9, 2020
Advice of delivery
Dec 8, 2020
Advice of delivery
Dec 8, 2020
Information concerning oral proceedings
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 8, 2020
Summons to attend oral proceedings
Dec 8, 2020
Summons to attend oral proceedings
Dec 8, 2020
Transmittal of decision / summons - opposition
Dec 8, 2020
Transmittal of decision / summons - opposition
Dec 4, 2020
(Electronic) Receipt
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
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Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
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Dec 4, 2020
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Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
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Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
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Dec 4, 2020
Auxiliary request during Opposition procedure
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Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
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Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
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Dec 4, 2020
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Dec 4, 2020
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Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure
Dec 4, 2020
Auxiliary request during Opposition procedure - 01
Dec 4, 2020
Auxiliary request during Opposition procedure - 01
Dec 4, 2020
Auxiliary request during Opposition procedure - 01
Dec 4, 2020
Auxiliary request during Opposition procedure - 01
Dec 4, 2020
Auxiliary request during Opposition procedure - 01
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Auxiliary request during Opposition procedure - 01
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 09
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 10
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Auxiliary request during Opposition procedure - 11
Dec 4, 2020
Auxiliary request during Opposition procedure - 11
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Auxiliary request during Opposition procedure - 11
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Auxiliary request during Opposition procedure - 12
Dec 4, 2020
Auxiliary request during Opposition procedure - 12
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Auxiliary request during Opposition procedure - 12
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Auxiliary request during Opposition procedure - 13
Dec 4, 2020
Auxiliary request during Opposition procedure - 13
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Auxiliary request during Opposition procedure - 13
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Auxiliary request during Opposition procedure - 14
Dec 4, 2020
Auxiliary request during Opposition procedure - 14
Dec 4, 2020
Auxiliary request during Opposition procedure - 14
Dec 4, 2020
Auxiliary request during Opposition procedure - 14
Dec 4, 2020
Letter accompanying subsequently filed items
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Main request during Opposition procedure
Dec 4, 2020
Written submission in preparation to/during oral proceedings
Oct 20, 2020
Brief communication - Opposition proceedings
Oct 14, 2020
(Electronic) Receipt
Oct 14, 2020
Letter accompanying subsequently filed items
Oct 14, 2020
Oral proceedings: reply to date proposed
Aug 7, 2020
Advice of delivery
Aug 7, 2020
Advice of delivery
Aug 4, 2020
Annex to the communication - opposition
Aug 4, 2020
Summons to attend oral proceedings
Aug 4, 2020
Summons to attend oral proceedings
Mar 13, 2020
Brief communication - Opposition proceedings
Mar 9, 2020
(Electronic) Receipt
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure
Mar 9, 2020
Auxiliary request during Opposition procedure - 01
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Auxiliary request during Opposition procedure - 02
Mar 9, 2020
Auxiliary request during Opposition procedure - 03
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Auxiliary request during Opposition procedure - 04
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Auxiliary request during Opposition procedure - 05
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Auxiliary request during Opposition procedure - 06
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Auxiliary request during Opposition procedure - 07
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Auxiliary request during Opposition procedure - 08
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Auxiliary request during Opposition procedure - 09
Mar 9, 2020
Auxiliary request during Opposition procedure - 10
Mar 9, 2020
Auxiliary request during Opposition procedure - 11
Mar 9, 2020
Auxiliary request during Opposition procedure - 12
Mar 9, 2020
Auxiliary request during Opposition procedure - 13
Mar 9, 2020
Auxiliary request during Opposition procedure - 14
Mar 9, 2020
Letter accompanying subsequently filed items
Mar 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Nov 7, 2019
Brief communication - Opposition proceedings
Oct 31, 2019
(Electronic) Receipt
Oct 31, 2019
Letter accompanying subsequently filed items
Oct 31, 2019
Letter regarding the opposition procedure (no time limit)
Oct 30, 2019
Communication of a notice of opposition and request to file observations
Oct 30, 2019
Notice of further oppositions to opponent(s)
Oct 21, 2019
Communication of a notice of opposition - first information to patent proprietor
Oct 15, 2019
(Electronic) Receipt
Oct 15, 2019
Citation in opposition procedure - 001
Oct 15, 2019
Citation in opposition procedure - 002
Oct 15, 2019
Citation in opposition procedure - 003
Oct 15, 2019
Citation in opposition procedure - 003
Oct 15, 2019
Citation in opposition procedure - 004
Oct 15, 2019
Citation in opposition procedure - 004
Oct 15, 2019
Consolidated list of cited opposition documents
Oct 15, 2019
Notice of opposition
Oct 15, 2019
Notice of opposition
Jan 28, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 20, 2018
Decision to grant a European patent
Dec 14, 2018
Brief communication to applicant/representative
Dec 11, 2018
Bibliographic data of the European patent application
Nov 7, 2018
(Electronic) Receipt
Nov 7, 2018
Filing of the translations of the claims
Nov 7, 2018
French translation of claims
Nov 7, 2018
German translation of the claims
Nov 7, 2018
Letter accompanying subsequently filed items
Nov 7, 2018
Reply to communication about intention to grant
Jul 3, 2018
Bibliographic data of the European patent application
Jul 3, 2018
Communication about intention to grant a European patent
Jul 3, 2018
Intention to grant (signatures)
Jul 3, 2018
Text intended for grant (clean copy)
Jul 3, 2018
Text intended for grant (version for approval)
Jun 13, 2018
Examination started
Jan 3, 2018
(Electronic) Receipt
Jan 3, 2018
Amended claims filed after receipt of (European) search report
Jan 3, 2018
Amended claims with annotations
Jan 3, 2018
Amended description filed after receipt of (European) search report
Jan 3, 2018
Amended description with annotations
Jan 3, 2018
Amendments received before examination
Jan 3, 2018
Letter accompanying subsequently filed items
Jun 27, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 8, 2017
Communication regarding the transmission of the European search report
Jun 8, 2017
European search opinion
Jun 8, 2017
Information on Search Strategy
Jun 8, 2017
Supplementary European search report
May 23, 2017
Search started
Jul 30, 2015
Communication of the registration of a transfer or change of name and/or address
Jul 24, 2015
Submission concerning change of applicant's representative
Sep 26, 2014
Submission concerning representation
Nov 29, 2011
Amended claims filed after receipt of (European) search report
Nov 29, 2011
Amended claims with annotations
Nov 29, 2011
Amended description filed after receipt of (European) search report
Nov 29, 2011
Amended description with annotations
Nov 29, 2011
Amended drawings with annotations
Nov 29, 2011
Amendments received before examination
Nov 29, 2011
Modified abstract
Nov 29, 2011
Modified abstract
Jun 22, 2011
Notification of forthcoming publication
May 26, 2011
Translation of the international preliminary report on patentability
May 20, 2011
Communication regarding possible amendment of the application/payment of claims fee
May 2, 2011
(Electronic) Receipt
May 2, 2011
Abstract
May 2, 2011
Claims
May 2, 2011
Description
May 2, 2011
Drawings
May 2, 2011
Request for entry into the European phase
Apr 26, 2011
Copy of the international preliminary report on patentability
Feb 11, 2011
Information on entry into European phase
Sep 20, 2010
Notification of the recording of a change
Sep 20, 2010
Notification of the recording of a change
Jun 24, 2010
Communication of the registration of a transfer or change of name and/or address
Jun 16, 2010
Priority document (electronically transmitted)
Jun 15, 2010
Submission concerning change of applicant's address
Apr 8, 2010
Copy of the international search report
Apr 8, 2010
Copy of the translated international search report
Apr 8, 2010
International publication pamphlet

EP2345920

NIKON

Application Number: EP09817878A
Filing Date: Oct 2, 2009
Status: Patent Maintained As Amended; May 23, 2025
Publication Date: Jun 25, 2025
External Links: Slate, Register , Google Patents

IP Verse

Microscope System

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2345920