Valve, In Particular Continuously Adjustable Valve

Patent No. EP2875268 (titled "Valve, In Particular Continuously Adjustable Valve") was filed by Hydac System on Jun 8, 2013. The application was issued on Feb 20, 2019.

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
HAWE HYDRAULIK	Apr 11, 2019	WITTMER

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

Get instant alerts for new documents

Oct 5, 2021
Termination of the opposition proceedings with revocation of patent
Oct 4, 2021
Refund of fees
Sep 30, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 30, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 22, 2021
Composition of the board (T)
Sep 17, 2021
Withdrawal of an appeal
Jul 21, 2021
F3204 Communication of the file number to the parties
Jul 21, 2021
F3204 Communication of the file number to the parties
Jul 14, 2021
(Electronic) Receipt
Jul 14, 2021
Letter accompanying subsequently filed items
Jul 14, 2021
Notice of appeal
May 28, 2021
Advice of delivery
May 26, 2021
Advice of delivery
May 26, 2021
Advice of delivery
May 20, 2021
Annex to the communication - opposition
May 20, 2021
Decision of the Opposition Division
May 20, 2021
Decision revoking the European patent
May 20, 2021
Decision revoking the European patent
May 20, 2021
Grounds for the decision (Annex) - opposition
May 20, 2021
Internal form - Opposition/addressees
May 20, 2021
Internal form - Opposition/addressees
May 20, 2021
Means of redress
May 20, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 20, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 20, 2021
Provision of a copy of the minutes - opposition procedure
May 20, 2021
Provision of a copy of the minutes - opposition procedure
May 20, 2021
Provision of a copy of the minutes - opposition procedure
May 20, 2021
Scanned annex to a communication - opposition procedure
May 20, 2021
Transmittal of decision / summons - opposition
May 20, 2021
Transmittal of decision / summons - opposition
Feb 24, 2021
Information about the result of oral proceedings
Feb 22, 2021
(Electronic) Receipt
Feb 22, 2021
Brief communication - Opposition proceedings
Feb 22, 2021
Brief communication - Opposition proceedings
Feb 22, 2021
Letter accompanying subsequently filed items
Feb 22, 2021
Patent document cited during the opposition procedure
Feb 22, 2021
Written submission in preparation to/during oral proceedings
Feb 17, 2021
(Electronic) Receipt
Feb 17, 2021
Letter accompanying subsequently filed items
Feb 17, 2021
Written submission in preparation to/during oral proceedings
Feb 11, 2021
Notification concerning the date of oral proceedings
Feb 11, 2021
Notification concerning the date of oral proceedings
Feb 5, 2021
Oral proceedings: reply to date proposed
Feb 5, 2021
Oral proceedings: reply to date proposed
Feb 3, 2021
Brief communication - Opposition proceedings
Feb 1, 2021
Brief communication - Opposition proceedings
Jan 28, 2021
(Electronic) Receipt
Jan 28, 2021
Letter accompanying subsequently filed items
Jan 28, 2021
Patent document cited during the opposition procedure
Jan 28, 2021
Patent document cited during the opposition procedure
Jan 28, 2021
Written submission in preparation to/during oral proceedings
Jan 20, 2021
(Electronic) Receipt
Jan 20, 2021
Letter accompanying subsequently filed items
Jan 20, 2021
Oral proceedings: reply to date proposed
Jan 13, 2021
Brief communication - Opposition proceedings
Dec 22, 2020
Auxiliary request during Opposition procedure
Dec 22, 2020
Auxiliary request during Opposition procedure
Dec 22, 2020
Auxiliary request during Opposition procedure - 01
Dec 22, 2020
Auxiliary request during Opposition procedure - 01
Dec 22, 2020
Auxiliary request during Opposition procedure - 02
Dec 22, 2020
Auxiliary request during Opposition procedure - 02
Dec 22, 2020
Letter regarding the opposition procedure (no time limit)
Dec 22, 2020
Main request during Opposition procedure
Dec 22, 2020
Main request during Opposition procedure
Dec 22, 2020
Main request during Opposition procedure
Dec 21, 2020
Auxiliary request during Opposition procedure
Dec 21, 2020
Auxiliary request during Opposition procedure
Dec 21, 2020
Auxiliary request during Opposition procedure - 01
Dec 21, 2020
Auxiliary request during Opposition procedure - 01
Dec 21, 2020
Auxiliary request during Opposition procedure - 02
Dec 21, 2020
Auxiliary request during Opposition procedure - 02
Dec 21, 2020
Letter regarding the opposition procedure (no time limit)
Dec 21, 2020
Main request during Opposition procedure
Dec 21, 2020
Main request during Opposition procedure
Dec 21, 2020
Main request during Opposition procedure
Dec 16, 2020
Notification concerning the date of oral proceedings
Dec 16, 2020
Notification concerning the date of oral proceedings
Dec 15, 2020
Brief communication - Opposition proceedings
Dec 10, 2020
(Electronic) Receipt
Dec 10, 2020
Letter accompanying subsequently filed items
Dec 10, 2020
Request for interpreters during oral proceedings
Apr 20, 2020
Advice of delivery
Apr 16, 2020
Advice of delivery
Apr 14, 2020
Acknowledgement of a document
Apr 14, 2020
Acknowledgement of a document
Apr 14, 2020
Annex to the communication - opposition
Apr 14, 2020
Information concerning oral proceedings
Apr 14, 2020
Summons to attend oral proceedings
Apr 14, 2020
Summons to attend oral proceedings
Jan 3, 2020
Brief communication - Opposition proceedings
Dec 17, 2019
(Electronic) Receipt
Dec 17, 2019
Letter accompanying subsequently filed items
Dec 17, 2019
Letter regarding the opposition procedure (no time limit)
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 5, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 13, 2019
Communication of a notice of opposition and request to file observations
Aug 13, 2019
Notice of further oppositions to opponent(s)
Apr 23, 2019
Communication of a notice of opposition - first information to patent proprietor
Apr 11, 2019
(Electronic) Receipt
Apr 11, 2019
Any annexes (other than citation) to an opposition letter
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Non-patent literature cited during the opposition procedure
Apr 11, 2019
Notice of opposition
Apr 11, 2019
Notice of opposition
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Apr 11, 2019
Patent document cited during the opposition procedure
Mar 4, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 24, 2019
Decision to grant a European patent
Dec 20, 2018
Information about non-relevance of third-party observations
Dec 19, 2018
English translation of the claims
Dec 19, 2018
Filing of the translations of the claims
Dec 19, 2018
French translation of claims
Nov 30, 2018
Transmittal of third party observations to applicant
Nov 23, 2018
Observations by third parties
Nov 23, 2018
Patent document filed by a Third party
Oct 17, 2018
Bibliographic data of the European patent application
Oct 17, 2018
Communication about intention to grant a European patent
Oct 17, 2018
Intention to grant (signatures)
Oct 17, 2018
Text intended for grant (clean copy)
Oct 17, 2018
Text intended for grant (version for approval)
Sep 12, 2018
Examination started
Jun 26, 2018
Notification regarding date of start of examination with possibility to withdraw
Jun 15, 2018
Communication of the registration of a transfer or change of name and/or address
May 18, 2018
Annexes in respect of a client data request
May 18, 2018
Annexes in respect of a client data request
May 18, 2018
Annexes in respect of a client data request
May 18, 2018
Submission concerning a transfer of rights (applicant)
Jan 17, 2018
Communication of amended entries concerning the representative
Jan 11, 2018
Submission concerning change of applicant's representative
Jan 11, 2018
Submission concerning representation
Feb 2, 2017
Letter relating to the automatic debiting procedure
Feb 2, 2017
Letter relating to the automatic debiting procedure
May 6, 2016
Payment of fees and costs
Oct 22, 2015
Priority search results
Oct 22, 2015
Reply to invitation to file a copy of priority search results
Oct 16, 2015
Invitation to file a copy of search results(priority)
Jun 2, 2015
Payment of fees and costs
Apr 30, 2015
Notification on forthcoming publication of bibliographic data
Apr 17, 2015
Amended claims filed after receipt of (European) search report
Apr 17, 2015
Amended claims with annotations
Apr 17, 2015
Amended description filed after receipt of (European) search report
Apr 17, 2015
Amended description with annotations
Apr 17, 2015
Amendments received before examination
Apr 17, 2015
Priority search results
Feb 26, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Feb 24, 2015
Communication to designated inventor
Feb 2, 2015
Copy of the international preliminary report on patentability
Dec 19, 2014
Abstract
Dec 19, 2014
Claims
Dec 19, 2014
Description
Dec 19, 2014
Drawings
Dec 19, 2014
Letter concerning search matters
Dec 19, 2014
Letter concerning search matters
Dec 19, 2014
Payment of fees and costs
Dec 19, 2014
Request for entry into the European phase
Nov 28, 2014
Information on entry into European phase
Mar 12, 2014
Priority document (electronically transmitted)
Jan 23, 2014
Copy of the international search report
Jan 23, 2014
Copy of the international search report
Jan 23, 2014
Published international application - A1
Sep 16, 2013
Written opinion of the ISA, boxes No. I to VIII
Sep 16, 2013
Written opinion of the ISA, cover sheet
Sep 16, 2013
Written opinion of the ISA, supplemental box
Jul 2, 2013
Submission concerning representation
Jun 8, 2013
Abstract
Jun 8, 2013
Claims
Jun 8, 2013
Description
Jun 8, 2013
Drawings
Jun 8, 2013
Payment of fees and costs

EP2875268

HYDAC SYSTEM

Application Number: EP13728968A
Filing Date: Jun 8, 2013
Status: Revoked; Oct 8, 2021
Publication Date: Feb 20, 2019
External Links: Slate, Register , Google Patents

IP Verse

Valve, In Particular Continuously Adjustable Valve

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2875268