The weekly litigation news digest is live. Subscribe now
The patent EP2875268 was granted to Hydac System on Feb 20, 2019. The application was filed on Jun 8, 2013 under application number EP13728968A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| HAWE HYDRAULIK | Apr 11, 2019 | WITTMER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102007051039 |
| INTERNATIONAL-SEARCH-REPORT | EP2375115 |
| INTERNATIONAL-SEARCH-REPORT | US4593719 |
| INTERNATIONAL-SEARCH-REPORT | US5235746 |
| INTERNATIONAL-SEARCH-REPORT | WO2005027162 |
| INTERNATIONAL-SEARCH-REPORT | WO2005098299 |
| INTERNATIONAL-SEARCH-REPORT | WO2011154056 |
| OPPOSITION | DE102006008940 |
| OPPOSITION | DE102007062649 |
| OPPOSITION | DE102011012905 |
| OPPOSITION | DE10308289 |
| OPPOSITION | DE19911789 |
| OPPOSITION | DE3908721 |
| OPPOSITION | EP0275968 |
| OPPOSITION | EP2028376 |
| OPPOSITION | EP2375115 |
| OPPOSITION | EP2541072 |
| OPPOSITION | US4593719 |
| OPPOSITION | US5235746 |
| OPPOSITION | US6267349 |
| OTHER | DE102011012905 |
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
Oct 4, 2021
Refund of fees
Search/Exam
Sep 30, 2021
Sep 30, 2021
Sep 22, 2021
Sep 17, 2021
Withdrawal of an appeal
Appeal
Jul 21, 2021
Jul 21, 2021
Jul 14, 2021
(Electronic) Receipt
Appeal
Jul 14, 2021
Jul 14, 2021
Notice of appeal
Appeal
May 28, 2021
May 26, 2021
May 26, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
Means of redress
OPPO
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
May 20, 2021
Feb 24, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 22, 2021
Feb 17, 2021
Feb 17, 2021
Feb 17, 2021
Feb 11, 2021
Feb 11, 2021
Feb 5, 2021
Feb 5, 2021
Feb 3, 2021
Feb 1, 2021
Jan 28, 2021
Jan 28, 2021
Jan 28, 2021
Jan 28, 2021
Jan 28, 2021
Jan 20, 2021
Jan 20, 2021
Jan 20, 2021
Jan 13, 2021
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 21, 2020
Dec 16, 2020
Dec 16, 2020
Dec 15, 2020
Dec 10, 2020
Dec 10, 2020
Dec 10, 2020
Apr 20, 2020
Apr 16, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Jan 3, 2020
Dec 17, 2019
Dec 17, 2019
Dec 17, 2019
Nov 14, 2019
Nov 5, 2019
Aug 13, 2019
Aug 13, 2019
Apr 23, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Mar 4, 2019
Jan 24, 2019
Decision to grant a European patent
Search/Exam
Dec 20, 2018
Dec 19, 2018
English translation of the claims
Search/Exam
Dec 19, 2018
Filing of the translations of the claims
Search/Exam
Dec 19, 2018
French translation of claims
Search/Exam
Nov 30, 2018
Nov 23, 2018
Observations by third parties
Search/Exam
Nov 23, 2018
Patent document filed by a Third party
Search/Exam
Oct 17, 2018
Oct 17, 2018
Oct 17, 2018
Intention to grant (signatures)
Search/Exam
Oct 17, 2018
Text intended for grant (clean copy)
Search/Exam
Oct 17, 2018
Sep 12, 2018
Examination started
Search/Exam
Jun 26, 2018
Jun 15, 2018
May 18, 2018
Annexes in respect of a client data request
Search/Exam
May 18, 2018
Annexes in respect of a client data request
Search/Exam
May 18, 2018
Annexes in respect of a client data request
Search/Exam
May 18, 2018
Jan 17, 2018
Jan 11, 2018
Jan 11, 2018
Submission concerning representation
Search/Exam
Feb 2, 2017
Feb 2, 2017
May 6, 2016
Payment of fees and costs
Search/Exam
Oct 22, 2015
Priority search results
Search/Exam
Oct 22, 2015
Oct 16, 2015
Jun 2, 2015
Payment of fees and costs
Search/Exam
Apr 30, 2015
Apr 17, 2015
Apr 17, 2015
Amended claims with annotations
Search/Exam
Apr 17, 2015
Apr 17, 2015
Amended description with annotations
Search/Exam
Apr 17, 2015
Amendments received before examination
Search/Exam
Apr 17, 2015
Priority search results
Search/Exam
Feb 26, 2015
Feb 24, 2015
Communication to designated inventor
Search/Exam
Feb 2, 2015
Dec 19, 2014
Abstract
Search/Exam
Dec 19, 2014
Claims
Search/Exam
Dec 19, 2014
Description
Search/Exam
Dec 19, 2014
Drawings
Search/Exam
Dec 19, 2014
Letter concerning search matters
Search/Exam
Dec 19, 2014
Letter concerning search matters
Search/Exam
Dec 19, 2014
Payment of fees and costs
Search/Exam
Dec 19, 2014
Request for entry into the European phase
Search/Exam
Nov 28, 2014
Information on entry into European phase
Search/Exam
Mar 12, 2014
Jan 23, 2014
Copy of the international search report
Search/Exam
Jan 23, 2014
Copy of the international search report
Search/Exam
Jan 23, 2014
Published international application - A1
Search/Exam
Sep 16, 2013
Sep 16, 2013
Sep 16, 2013
Jul 2, 2013
Jun 8, 2013
Abstract
PCTRO
Jun 8, 2013
Claims
PCTRO
Jun 8, 2013
Description
PCTRO
Jun 8, 2013
Drawings
PCTRO
Jun 8, 2013