Vacuum Pump And Permanent Magnet Bearing

Patent No. EP3135932 (titled "Vacuum Pump And Permanent Magnet Bearing") was filed by Pfeiffer Vacuum on Aug 24, 2015. The application was issued on Oct 31, 2018.

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
EDWARDS	Jul 31, 2019	NORTON

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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Jan 15, 2026
Communication to opponent concerning maintenance
Jan 15, 2026
Communication with request to file translations
Jan 7, 2026
Maintenance of the patent with the documents specified in the final decision
Sep 30, 2025
Annex to the communication - opposition
Sep 30, 2025
Brief communication - Opposition proceedings
Sep 30, 2025
Brief communication - Opposition proceedings
Sep 30, 2025
Decision of the Opposition Division and instruction
Sep 30, 2025
Druckexemplar in opposition procedure
Sep 30, 2025
Grounds for the decision (Annex) - opposition
Sep 30, 2025
Interlocutory decision in opposition proceedings
Sep 30, 2025
Interlocutory decision in opposition proceedings
Sep 30, 2025
Means of redress
Sep 30, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 30, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 30, 2025
Provision of a copy of the minutes - opposition procedure
Sep 30, 2025
Provision of a copy of the minutes - opposition procedure
Sep 30, 2025
Scanned annex to a communication - opposition procedure
Sep 30, 2025
Scanned annex to a communication - opposition procedure
Sep 30, 2025
Scanned annex to a communication - opposition procedure
Sep 18, 2025
Information about the result of oral proceedings
Sep 5, 2025
Brief communication - Opposition proceedings
Sep 4, 2025
(Electronic) Receipt
Sep 4, 2025
Letter accompanying subsequently filed items
Sep 4, 2025
Written submission in preparation to/during oral proceedings
Jul 4, 2025
(Electronic) Receipt
Jul 4, 2025
Letter accompanying subsequently filed items
Jun 3, 2025
Brief communication - Opposition proceedings
May 27, 2025
(Electronic) Receipt
May 27, 2025
Letter accompanying subsequently filed items
May 27, 2025
Request for interpreters during oral proceedings
Mar 18, 2025
Brief communication - Opposition proceedings
Mar 10, 2025
(Electronic) Receipt
Mar 10, 2025
Letter accompanying subsequently filed items
Mar 10, 2025
Main request during Opposition procedure
Mar 10, 2025
Main request during Opposition procedure
Mar 10, 2025
Written submission in preparation to/during oral proceedings
Feb 14, 2025
Brief communication - Opposition proceedings
Feb 11, 2025
(Electronic) Receipt
Feb 11, 2025
Letter accompanying subsequently filed items
Feb 11, 2025
Request for interpreters during oral proceedings
Nov 6, 2024
Annex to the communication - opposition
Nov 6, 2024
Information concerning oral proceedings
Nov 6, 2024
Scanned annex to a communication - opposition procedure
Nov 6, 2024
Summons to attend oral proceedings
Nov 6, 2024
Summons to attend oral proceedings
Feb 7, 2024
Decision of the Board of Appeal
Feb 7, 2024
F3032 Notification(s) of the decision
Feb 7, 2024
F3032 Notification(s) of the decision
Jan 29, 2024
F3013 Oral Proceedings: Forwarding minutes
Jan 29, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Dec 11, 2023
F3018 Oral proceedings: Confirmation interpreters
Dec 6, 2023
Oral proceedings: change of venue
Dec 6, 2023
Oral proceedings: change of venue
Dec 5, 2023
F3345 Forwarding of submissions to parties
Dec 4, 2023
(Electronic) Receipt
Dec 4, 2023
Letter accompanying subsequently filed items
Dec 4, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 23, 2023
(Electronic) Receipt
Nov 23, 2023
F3345 Forwarding of submissions to parties
Nov 23, 2023
Letter accompanying subsequently filed items
Nov 23, 2023
Letter dealing with oral proceedings during the appeal procedure
Nov 22, 2023
F3345 Forwarding of submissions to parties
Nov 21, 2023
(Electronic) Receipt
Nov 21, 2023
Letter accompanying subsequently filed items
Nov 21, 2023
Request for interpreters during oral proceedings
Oct 24, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 24, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 18, 2023
F3011.1 Oral Proceedings: summons
Oct 18, 2023
F3011.1 Oral Proceedings: summons
Oct 13, 2023
F3010 Oral proceedings: order for summons
Oct 9, 2023
Composition of the board (T)
Mar 1, 2023
Composition of the board (T)
Mar 29, 2022
F3345 Forwarding of submissions to parties
Mar 9, 2022
(Electronic) Receipt
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Amended claims with annotations
Mar 9, 2022
Letter accompanying subsequently filed items
Mar 9, 2022
Reply to appeal
Dec 3, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 23, 2021
(Electronic) Receipt
Nov 23, 2021
Letter accompanying subsequently filed items
Nov 23, 2021
Non-Patent Literature cited during the appeal procedure
Nov 23, 2021
Statement of grounds of appeal
Sep 21, 2021
F3204 Communication of the file number to the parties
Sep 21, 2021
F3204 Communication of the file number to the parties
Sep 14, 2021
(Electronic) Receipt
Sep 14, 2021
Letter accompanying subsequently filed items
Sep 14, 2021
Notice of appeal
Jul 26, 2021
Advice of delivery
Jul 23, 2021
Advice of delivery
Jul 23, 2021
Annex to the communication - opposition
Jul 23, 2021
Decision of the Opposition Division and instruction
Jul 23, 2021
Decision rejecting the opposition
Jul 23, 2021
Decision rejecting the opposition
Jul 23, 2021
Grounds for the decision (Annex) - opposition
Jul 23, 2021
Means of redress
Jul 23, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 23, 2021
Provision of a copy of the minutes - opposition procedure
Jul 23, 2021
Provision of a copy of the minutes - opposition procedure
Jul 23, 2021
Scanned annex to a communication - opposition procedure
Jul 23, 2021
Scanned annex to a communication - opposition procedure
Jul 23, 2021
Scanned annex to a communication - opposition procedure
Jul 23, 2021
Transmittal of decision / summons - opposition
Jul 23, 2021
Transmittal of decision / summons - opposition
Jun 18, 2021
Information about the result of oral proceedings
Jun 16, 2021
Brief communication - Opposition proceedings
Jun 10, 2021
Letter regarding the opposition procedure (no time limit)
Jun 10, 2021
Letter regarding the opposition procedure (no time limit)
Mar 15, 2021
Notification concerning the date of oral proceedings
Mar 15, 2021
Notification concerning the date of oral proceedings
Nov 24, 2020
Brief communication - Opposition proceedings
Nov 17, 2020
Auxiliary request during Opposition procedure
Nov 17, 2020
Auxiliary request during Opposition procedure
Nov 17, 2020
Auxiliary request during Opposition procedure
Nov 17, 2020
Auxiliary request during Opposition procedure
Nov 17, 2020
Auxiliary request during Opposition procedure
Nov 17, 2020
Auxiliary request during Opposition procedure - 10
Nov 17, 2020
Auxiliary request during Opposition procedure - 11
Nov 17, 2020
Auxiliary request during Opposition procedure - 12
Nov 17, 2020
Auxiliary request during Opposition procedure - 13
Nov 17, 2020
Auxiliary request during Opposition procedure - 14
Nov 17, 2020
Written submission in preparation to/during oral proceedings
Nov 12, 2020
Brief communication - Opposition proceedings
Nov 6, 2020
Written submission in preparation to/during oral proceedings
Oct 30, 2020
Brief communication - Opposition proceedings
Oct 26, 2020
Advice of delivery
Oct 23, 2020
Request for interpreters during oral proceedings
Oct 19, 2020
Advice of delivery
Oct 15, 2020
Annex to the communication - opposition
Oct 15, 2020
Summons to attend oral proceedings
Oct 15, 2020
Summons to attend oral proceedings
Oct 1, 2020
Notification concerning the date of oral proceedings
Oct 1, 2020
Notification concerning the date of oral proceedings
Sep 28, 2020
Brief communication - Opposition proceedings
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure
Sep 16, 2020
Auxiliary request during Opposition procedure - 01
Sep 16, 2020
Auxiliary request during Opposition procedure - 02
Sep 16, 2020
Auxiliary request during Opposition procedure - 03
Sep 16, 2020
Auxiliary request during Opposition procedure - 04
Sep 16, 2020
Auxiliary request during Opposition procedure - 05
Sep 16, 2020
Auxiliary request during Opposition procedure - 06
Sep 16, 2020
Auxiliary request during Opposition procedure - 07
Sep 16, 2020
Auxiliary request during Opposition procedure - 08
Sep 16, 2020
Auxiliary request during Opposition procedure - 09
Sep 16, 2020
Written submission in preparation to/during oral proceedings
Sep 7, 2020
Brief communication - Opposition proceedings
Sep 1, 2020
Oral proceedings: reply to date proposed
Sep 1, 2020
Request for interpreters during oral proceedings
Aug 25, 2020
Notification concerning the date of oral proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
Brief communication - Opposition proceedings
Aug 14, 2020
Oral proceedings: reply to date proposed
Aug 10, 2020
(Electronic) Receipt
Aug 10, 2020
Letter accompanying subsequently filed items
Aug 10, 2020
Oral proceedings: reply to date proposed
Jul 21, 2020
Notification concerning the date of oral proceedings
Jul 21, 2020
Notification concerning the date of oral proceedings
Mar 4, 2020
Advice of delivery
Mar 2, 2020
Advice of delivery
Feb 28, 2020
Annex to the communication - opposition
Feb 28, 2020
Information concerning oral proceedings
Feb 28, 2020
Summons to attend oral proceedings
Feb 28, 2020
Summons to attend oral proceedings
Nov 18, 2019
Brief communication - Opposition proceedings
Nov 12, 2019
(Electronic) Receipt
Nov 12, 2019
Any annexes (other than citation) to an opposition letter
Nov 12, 2019
Letter accompanying subsequently filed items
Nov 12, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 12, 2019
Communication of a notice of opposition and request to file observations
Aug 12, 2019
Notice of further oppositions to opponent(s)
Aug 6, 2019
Communication of a notice of opposition - first information to patent proprietor
Aug 1, 2019
Consolidated list of cited opposition documents
Jul 31, 2019
(Electronic) Receipt
Jul 31, 2019
Citation in opposition procedure - 001
Jul 31, 2019
Citation in opposition procedure - 002
Jul 31, 2019
Citation in opposition procedure - 003
Jul 31, 2019
Citation in opposition procedure - 003
Jul 31, 2019
Citation in opposition procedure - 004
Jul 31, 2019
Notice of opposition
Jul 31, 2019
Notice of opposition
Feb 18, 2019
Submission concerning representation
Nov 12, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 5, 2018
Decision to grant a European patent
Sep 21, 2018
(Electronic) Receipt
Sep 21, 2018
English translation of the claims
Sep 21, 2018
Filing of the translations of the claims
Sep 21, 2018
French translation of claims
Sep 21, 2018
Letter accompanying subsequently filed items
May 11, 2018
Bibliographic data of the European patent application
May 11, 2018
Communication about intention to grant a European patent
May 11, 2018
Intention to grant (signatures)
May 11, 2018
Text intended for grant (clean copy)
May 11, 2018
Text intended for grant (version for approval)
Dec 11, 2017
Reply to communication from the Examining Division
Nov 3, 2017
Annex to the communication
Nov 3, 2017
Communication from the Examining Division
Oct 26, 2017
Examination started
May 24, 2017
Amended claims filed after receipt of (European) search report
May 24, 2017
Amended claims with annotations
May 24, 2017
Amended description filed after receipt of (European) search report
May 24, 2017
Amended description with annotations
May 24, 2017
Amendments received before examination
May 24, 2017
Letter concerning fees and payments
May 24, 2017
Payment of fees and costs
Mar 30, 2017
Submission concerning change of applicant's representative
Mar 30, 2017
Submission concerning representation
Mar 6, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Feb 1, 2017
Notification of forthcoming publication
Feb 10, 2016
Communication regarding the transmission of the European search report
Feb 10, 2016
European search opinion
Feb 10, 2016
European search report
Feb 10, 2016
Information on Search Strategy
Feb 3, 2016
Modified abstract
Jan 29, 2016
Search started
Oct 16, 2015
Communication to designated inventor
Oct 16, 2015
Communication to designated inventor
Aug 24, 2015
Abstract
Aug 24, 2015
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Aug 24, 2015
Claims
Aug 24, 2015
Description
Aug 24, 2015
Designation of inventor
Aug 24, 2015
Drawings
Aug 24, 2015
Request for grant of a European patent

EP3135932

PFEIFFER VACUUM

Application Number: EP15182204A
Filing Date: Aug 24, 2015
Status: Granted And Under Opposition; Sep 28, 2018
Publication Date: Oct 31, 2018
External Links: Slate, Register , Google Patents

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Vacuum Pump And Permanent Magnet Bearing

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Dossier Documents

EP3135932