Microscope With Self-Adapting Iris Diaphragm

Patent No. EP3204813 (titled "Microscope With Self-Adapting Iris Diaphragm") was filed by Leica Microsystems Schweiz on Oct 1, 2015. The application was issued on Aug 24, 2022.

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	May 7, 2020	SCHIFFER

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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Jul 28, 2022
Decision to maintain the European patent in amended form
Jul 28, 2022
Decision to maintain the European patent in amended form
Jul 22, 2022
Termination of the opposition proceedings with maintenance of patent
Jul 15, 2022
(Electronic) Receipt
Jul 15, 2022
English translation of the claims
Jul 15, 2022
Filing of the translation of the amended claims
Jul 15, 2022
French translation of claims
Jul 15, 2022
Letter accompanying subsequently filed items
Jun 7, 2022
Communication to opponent concerning maintenance
Jun 7, 2022
Communication with request to file translations
May 31, 2022
Refund of fees
May 30, 2022
Maintenance of the patent with the documents specified in the final decision
May 27, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 27, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 19, 2022
F3345 Forwarding of submissions to parties
May 16, 2022
Composition of the board (T)
May 9, 2022
(Electronic) Receipt
May 9, 2022
Letter accompanying subsequently filed items
May 9, 2022
Withdrawal of an appeal
May 2, 2022
F3204 Communication of the file number to the parties
May 2, 2022
F3204 Communication of the file number to the parties
Mar 31, 2022
(Electronic) Receipt
Mar 31, 2022
Letter accompanying subsequently filed items
Mar 31, 2022
Notice of appeal
Feb 15, 2022
Advice of delivery
Feb 10, 2022
Advice of delivery
Feb 10, 2022
Annex to the communication - opposition
Feb 10, 2022
Decision of the Opposition Division and instruction
Feb 10, 2022
Druckexemplar in opposition procedure
Feb 10, 2022
Grounds for the decision (Annex) - opposition
Feb 10, 2022
Interlocutory decision in opposition proceedings
Feb 10, 2022
Interlocutory decision in opposition proceedings
Feb 10, 2022
Means of redress
Feb 10, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 10, 2022
Provision of a copy of the minutes - opposition procedure
Feb 10, 2022
Provision of a copy of the minutes - opposition procedure
Feb 10, 2022
Scanned annex to a communication - opposition procedure
Feb 10, 2022
Scanned annex to a communication - opposition procedure
Feb 10, 2022
Transmittal of decision / summons - opposition
Feb 10, 2022
Transmittal of decision / summons - opposition
Jan 19, 2022
Information about the result of oral proceedings
Nov 24, 2021
Brief communication - Opposition proceedings
Nov 19, 2021
(Electronic) Receipt
Nov 19, 2021
Auxiliary request during Opposition procedure
Nov 19, 2021
Auxiliary request during Opposition procedure - 02
Nov 19, 2021
Letter accompanying subsequently filed items
Nov 19, 2021
Written submission in preparation to/during oral proceedings
Nov 11, 2021
Brief communication - Opposition proceedings
Nov 8, 2021
(Electronic) Receipt
Nov 8, 2021
Letter accompanying subsequently filed items
Nov 8, 2021
Letter regarding the opposition procedure (no time limit)
Oct 8, 2021
Notification concerning the date of oral proceedings
Oct 8, 2021
Notification concerning the date of oral proceedings
Feb 12, 2021
Advice of delivery
Feb 8, 2021
Advice of delivery
Feb 8, 2021
Annex to the communication - opposition
Feb 8, 2021
Information concerning oral proceedings
Oct 27, 2020
Brief communication - Opposition proceedings
Oct 22, 2020
(Electronic) Receipt
Oct 22, 2020
Auxiliary request during Opposition procedure
Oct 22, 2020
Auxiliary request during Opposition procedure - 01
Oct 22, 2020
Letter accompanying subsequently filed items
Oct 22, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 15, 2020
Communication of a notice of opposition and request to file observations
Jun 15, 2020
Notice of further oppositions to opponent(s)
May 14, 2020
Communication of a notice of opposition - first information to patent proprietor
May 7, 2020
(Electronic) Receipt
May 7, 2020
Citation in opposition procedure - 001
May 7, 2020
Citation in opposition procedure - 002
May 7, 2020
Citation in opposition procedure - 003
May 7, 2020
Citation in opposition procedure - 004
May 7, 2020
Citation in opposition procedure - 005
May 7, 2020
Citation in opposition procedure - 006
May 7, 2020
Citation in opposition procedure - 007
May 7, 2020
Citation in opposition procedure - 008
May 7, 2020
Citation in opposition procedure - 009
May 7, 2020
Citation in opposition procedure - 010
May 7, 2020
Citation in opposition procedure - 011
May 7, 2020
Citation in opposition procedure - 012
May 7, 2020
Citation in opposition procedure - 013
May 7, 2020
Citation in opposition procedure - 014
May 7, 2020
Citation in opposition procedure - 015
May 7, 2020
Citation in opposition procedure - 016
May 7, 2020
Citation in opposition procedure - 017
May 7, 2020
Citation in opposition procedure - 018
May 7, 2020
Citation in opposition procedure - 019
May 7, 2020
Citation in opposition procedure - 020
May 7, 2020
Citation in opposition procedure - 021
May 7, 2020
Citation in opposition procedure - 022
May 7, 2020
Citation in opposition procedure - 023
May 7, 2020
Citation in opposition procedure - 024
May 7, 2020
Citation in opposition procedure - 025
May 7, 2020
Citation in opposition procedure - 026
May 7, 2020
Citation in opposition procedure - 027
May 7, 2020
Citation in opposition procedure - 028
May 7, 2020
Citation in opposition procedure - 029
May 7, 2020
Citation in opposition procedure - 030
May 7, 2020
Consolidated list of cited opposition documents
May 7, 2020
International publication (Pamphlet)
May 7, 2020
Notice of opposition
May 7, 2020
Notice of opposition
Aug 19, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 11, 2019
Decision to grant a European patent
Jun 25, 2019
(Electronic) Receipt
Jun 25, 2019
English translation of the claims
Jun 25, 2019
Filing of the translations of the claims
Jun 25, 2019
French translation of claims
Jun 25, 2019
Letter accompanying subsequently filed items
Feb 27, 2019
Bibliographic data of the European patent application
Feb 27, 2019
Communication about intention to grant a European patent
Feb 27, 2019
Intention to grant (signatures)
Feb 27, 2019
Text intended for grant (clean copy)
Feb 27, 2019
Text intended for grant (version for approval)
Dec 18, 2018
(Electronic) Receipt
Dec 18, 2018
Amended claims with annotations
Dec 18, 2018
Claims
Dec 18, 2018
Letter accompanying subsequently filed items
Dec 18, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Sep 4, 2018
Bibliographic data of the European patent application
Sep 4, 2018
Communication about intention to grant a European patent
Sep 4, 2018
Intention to grant (signatures)
Sep 4, 2018
Text intended for grant (clean copy)
Sep 4, 2018
Text intended for grant (version for approval)
Jul 20, 2018
(Electronic) Receipt
Jul 20, 2018
Letter accompanying subsequently filed items
Jul 20, 2018
Reply to communication from the Examining Division
Mar 13, 2018
Annex to the communication
Mar 13, 2018
Communication from the Examining Division
Mar 5, 2018
Examination started
Dec 20, 2017
Refund of fees
Dec 8, 2017
(Electronic) Receipt
Dec 8, 2017
Amended claims filed after receipt of (European) search report
Dec 8, 2017
Amended claims with annotations
Dec 8, 2017
Amended description filed after receipt of (European) search report
Dec 8, 2017
Amended description with annotations
Dec 8, 2017
Amendments received before examination
Dec 8, 2017
Letter accompanying subsequently filed items
Jul 24, 2017
Communication to designated inventor
Jul 19, 2017
Notification on forthcoming publication of bibliographic data
Jul 11, 2017
Letter concerning the inventor
Jun 14, 2017
Invitation to indicate correct address of inventor
Jun 6, 2017
Letter which had not been notified
Jun 1, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
May 10, 2017
Communication to designated inventor
May 10, 2017
Communication to designated inventor
May 2, 2017
(Electronic) Receipt
May 2, 2017
Priority search results
May 2, 2017
Request for entry into the European phase
Apr 25, 2017
Copy of the international preliminary report on patentability
Feb 17, 2017
Information on entry into European phase
May 4, 2016
Priority document (electronically transmitted)
Apr 14, 2016
Copy of the international search report
Apr 14, 2016
Copy of the international search report
Apr 14, 2016
Published international application - A1
Dec 7, 2015
ISR: cited documents
Dec 7, 2015
International Search Report - copy in English for the IB
Dec 4, 2015
Written opinion of the ISA, boxes No. I to VIII
Dec 4, 2015
Written opinion of the ISA, cover sheet
Dec 4, 2015
Written opinion of the ISA, supplemental box
Oct 12, 2015
Notification of receipt of Search copy
Oct 10, 2015
Incoming letter related to PCT RO
Oct 7, 2015
Notification of the international application number and of the international filing date
Oct 6, 2015
Request form for international application (copy for ISA/EP)
Oct 1, 2015
(Electronic) Receipt
Oct 1, 2015
Abstract
Oct 1, 2015
Claims
Oct 1, 2015
Description
Oct 1, 2015
Document concerning fees and payments
Oct 1, 2015
Drawings
Oct 1, 2015
Electronic request for grant of an International application

EP3204813

LEICA MICROSYSTEMS SCHWEIZ

Application Number: EP15771603A
Filing Date: Oct 1, 2015
Status: Patent Maintained As Amended; Jul 22, 2022
Publication Date: Aug 24, 2022
External Links: Slate, Register , Google Patents

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Microscope With Self-Adapting Iris Diaphragm

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Dossier Documents

EP3204813