Vacuum Pump

Patent No. EP2957772 (titled "Vacuum Pump") was filed by Pfeiffer Vacuum on Apr 23, 2015. The application was issued on Dec 14, 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
EDWARDS	Jul 3, 2019	-

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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Nov 17, 2022
Decision to maintain the European patent in amended form
Nov 17, 2022
Decision to maintain the European patent in amended form
Nov 11, 2022
English translation of the claims
Nov 11, 2022
Filing of the translation of the amended claims
Nov 11, 2022
French translation of claims
Nov 11, 2022
Termination of the opposition proceedings with maintenance of patent
Nov 9, 2022
(Electronic) Receipt
Nov 9, 2022
English translation of the claims
Nov 9, 2022
Filing of the translation of the amended claims
Nov 9, 2022
French translation of claims
Nov 9, 2022
Letter accompanying subsequently filed items
Sep 27, 2022
Communication of bibliographic data
Sep 27, 2022
Communication to opponent concerning maintenance
Sep 27, 2022
Communication with request to file translations
Sep 19, 2022
Maintenance of the patent with the documents specified in the final decision
Jun 14, 2022
Advice of delivery
Jun 9, 2022
Advice of delivery
Jun 8, 2022
Decision of the Opposition Division and instruction
Jun 8, 2022
Druckexemplar in opposition procedure
Jun 8, 2022
Grounds for the decision (Annex) - opposition
Jun 8, 2022
Interlocutory decision in opposition proceedings
Jun 8, 2022
Interlocutory decision in opposition proceedings
Jun 8, 2022
Means of redress
Jun 8, 2022
Scanned annex to a communication - opposition procedure
Jun 8, 2022
Transmittal of decision / summons - opposition
Jun 8, 2022
Transmittal of decision / summons - opposition
Nov 29, 2021
Advice of delivery
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 22, 2021
Notification concerning the date of oral proceedings
Nov 18, 2021
Brief communication - Opposition proceedings
Nov 18, 2021
Brief communication - Opposition proceedings
Nov 17, 2021
Advice of delivery
Nov 17, 2021
Advice of delivery
Nov 15, 2021
(Electronic) Receipt
Nov 15, 2021
Description
Nov 15, 2021
Letter accompanying subsequently filed items
Nov 15, 2021
Written submission in preparation to/during oral proceedings
Nov 12, 2021
(Electronic) Receipt
Nov 12, 2021
Letter accompanying subsequently filed items
Nov 12, 2021
Written submission in preparation to/during oral proceedings
Nov 4, 2021
Written submission in preparation to/during oral proceedings
Nov 2, 2021
(Electronic) Receipt
Nov 2, 2021
Letter accompanying subsequently filed items
Nov 2, 2021
Written submission in preparation to/during oral proceedings
Sep 8, 2021
(Electronic) Receipt
Sep 8, 2021
Letter accompanying subsequently filed items
Sep 8, 2021
Request for interpreters during oral proceedings
Sep 7, 2021
Brief communication - Opposition proceedings
Aug 30, 2021
Written submission in preparation to/during oral proceedings
Aug 26, 2021
Brief communication - Opposition proceedings
Aug 26, 2021
Brief communication - Opposition proceedings
Aug 23, 2021
Amended description with annotations
Aug 23, 2021
Description
Aug 23, 2021
Main request during Opposition procedure
Aug 23, 2021
Main request during Opposition procedure
Aug 23, 2021
Written submission in preparation to/during oral proceedings
Aug 19, 2021
(Electronic) Receipt
Aug 19, 2021
Amended description with annotations
Aug 19, 2021
Description
Aug 19, 2021
Main request during Opposition procedure
Aug 19, 2021
Main request during Opposition procedure
Aug 19, 2021
Request for interpreters during oral proceedings
Aug 19, 2021
Written submission in preparation to/during oral proceedings
Jul 5, 2021
Notification concerning the date of oral proceedings
Jul 5, 2021
Notification concerning the date of oral proceedings
Nov 12, 2020
Oral proceedings: reply to date proposed
Nov 10, 2020
Brief communication - Opposition proceedings
Nov 9, 2020
(Electronic) Receipt
Nov 9, 2020
Letter accompanying subsequently filed items
Nov 9, 2020
Oral proceedings: reply to date proposed
Nov 6, 2020
Oral proceedings: reply to date proposed
Nov 3, 2020
(Electronic) Receipt
Nov 3, 2020
Advice of delivery
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Oral proceedings: reply to date proposed
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Advice of delivery
Nov 2, 2020
Advice of delivery
Oct 30, 2020
Acknowledgement of a document
Oct 30, 2020
Acknowledgement of a document
Oct 30, 2020
Annex to the communication - opposition
Oct 30, 2020
Information concerning oral proceedings
Oct 30, 2020
Summons to attend oral proceedings
Oct 30, 2020
Summons to attend oral proceedings
Oct 27, 2020
Notification concerning the date of oral proceedings
Oct 27, 2020
Notification concerning the date of oral proceedings
Oct 26, 2020
Information about the result of oral proceedings
Oct 20, 2020
Brief communication - Opposition proceedings
Oct 15, 2020
Oral proceedings: reply to date proposed
Oct 13, 2020
(Electronic) Receipt
Oct 13, 2020
Letter accompanying subsequently filed items
Oct 13, 2020
Oral proceedings: reply to date proposed
Oct 6, 2020
Notification concerning the date of oral proceedings
Oct 6, 2020
Notification concerning the date of oral proceedings
Sep 1, 2020
Brief communication - Opposition proceedings
Aug 28, 2020
Auxiliary request during Opposition procedure
Aug 28, 2020
Auxiliary request during Opposition procedure - 01
Aug 28, 2020
Main request during Opposition procedure
Aug 28, 2020
Main request during Opposition procedure
Aug 28, 2020
Written submission in preparation to/during oral proceedings
Aug 26, 2020
(Electronic) Receipt
Aug 26, 2020
Auxiliary request during Opposition procedure
Aug 26, 2020
Auxiliary request during Opposition procedure - 01
Aug 26, 2020
Brief communication - Opposition proceedings
Aug 26, 2020
Letter accompanying subsequently filed items
Aug 26, 2020
Main request during Opposition procedure
Aug 26, 2020
Main request during Opposition procedure
Aug 26, 2020
Written submission in preparation to/during oral proceedings
Aug 20, 2020
(Electronic) Receipt
Aug 20, 2020
Letter accompanying subsequently filed items
Aug 20, 2020
Request for interpreters during oral proceedings
Jul 20, 2020
Notification concerning the date of oral proceedings
Jul 20, 2020
Notification concerning the date of oral proceedings
Mar 2, 2020
Advice of delivery
Mar 2, 2020
Advice of delivery
Feb 24, 2020
Annex to the communication - opposition
Oct 29, 2019
Brief communication - Opposition proceedings
Oct 24, 2019
Consolidated list of cited opposition documents
Oct 23, 2019
Auxiliary request during Opposition procedure
Oct 23, 2019
Auxiliary request during Opposition procedure - 01
Oct 23, 2019
Citation in opposition procedure - 003
Oct 23, 2019
Letter accompanying subsequently filed items
Oct 23, 2019
Main request during Opposition procedure
Oct 23, 2019
Main request during Opposition procedure
Oct 23, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 22, 2019
(Electronic) Receipt
Oct 22, 2019
Auxiliary request during Opposition procedure
Oct 22, 2019
Auxiliary request during Opposition procedure
Oct 22, 2019
Auxiliary request during Opposition procedure
Oct 22, 2019
Auxiliary request during Opposition procedure - 01
Oct 22, 2019
Citation in opposition procedure - 003
Oct 22, 2019
Letter accompanying subsequently filed items
Oct 22, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jul 16, 2019
Communication of a notice of opposition and request to file observations
Jul 16, 2019
Notice of further oppositions to opponent(s)
Jul 15, 2019
Communication of a notice of opposition - first information to patent proprietor
Jul 3, 2019
Citation in opposition procedure - 001
Jul 3, 2019
Citation in opposition procedure - 002
Jul 3, 2019
Cover sheet for fax transmission
Jul 3, 2019
Letter concerning fees and payments
Jul 3, 2019
Notice of opposition
Jul 3, 2019
Notice of opposition
Oct 15, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 3, 2018
Citation in opposition procedure
Sep 6, 2018
Decision to grant a European patent
Aug 23, 2018
English translation of the claims
Aug 23, 2018
Filing of the translations of the claims
Aug 23, 2018
French translation of claims
Aug 23, 2018
Letter accompanying subsequently filed items
Aug 22, 2018
English translation of the claims
Aug 22, 2018
Filing of the translations of the claims
Aug 22, 2018
French translation of claims
Apr 25, 2018
Bibliographic data of the European patent application
Apr 25, 2018
Communication about intention to grant a European patent
Apr 25, 2018
Intention to grant (signatures)
Apr 25, 2018
Text intended for grant (clean copy)
Apr 25, 2018
Text intended for grant (version for approval)
Jan 24, 2018
Amended claims with annotations
Jan 24, 2018
Amended description with annotations
Jan 24, 2018
Claims
Jan 24, 2018
Description
Jan 24, 2018
Reply to communication from the Examining Division
Jan 23, 2018
Amended claims with annotations
Jan 23, 2018
Amended description with annotations
Jan 23, 2018
Claims
Jan 23, 2018
Description
Jan 23, 2018
Reply to communication from the Examining Division
Nov 7, 2017
Annex to the communication
Nov 7, 2017
Communication from the Examining Division
Oct 27, 2017
Examination started
Jun 24, 2016
Amended claims filed after receipt of (European) search report
Jun 24, 2016
Amended claims with annotations
Jun 24, 2016
Amended description filed after receipt of (European) search report
Jun 24, 2016
Amended description with annotations
Jun 24, 2016
Amendments received before examination
Jun 24, 2016
Written request for examination
Jun 23, 2016
Amended claims filed after receipt of (European) search report
Jun 23, 2016
Amended claims with annotations
Jun 23, 2016
Amended description filed after receipt of (European) search report
Jun 23, 2016
Amended description with annotations
Jun 23, 2016
Amendments received before examination
Jun 23, 2016
Written request for examination
Jan 25, 2016
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Dec 23, 2015
Citation in opposition procedure
Dec 17, 2015
Communication regarding the transmission of the European search report
Dec 17, 2015
European search opinion
Dec 17, 2015
European search report
Dec 17, 2015
Information on Search Strategy
Dec 7, 2015
Search started
Nov 25, 2015
Notification of forthcoming publication
Nov 18, 2015
Modified abstract
Jun 16, 2015
Communication to designated inventor
Apr 25, 2015
Letter concerning the priority
Apr 25, 2015
Priority document
Apr 23, 2015
Abstract
Apr 23, 2015
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 23, 2015
Claims
Apr 23, 2015
Description
Apr 23, 2015
Designation of inventor
Apr 23, 2015
Drawings
Apr 23, 2015
Priority search results
Apr 23, 2015
Request for grant of a European patent

EP2957772

PFEIFFER VACUUM

Application Number: EP15164777A
Filing Date: Apr 23, 2015
Status: Patent Maintained As Amended; Nov 11, 2022
Publication Date: Dec 14, 2022
External Links: Slate, Register , Google Patents

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Vacuum Pump

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Dossier Documents

EP2957772