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The patent EP2960325 was granted to DSM Assets on Sep 27, 2017. The application was filed on Jan 26, 2001 under application number EP15177618A. 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 |
|---|---|---|---|
| PURAC BIOCHEM | Jun 26, 2018 | BECK GREENER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US20000177125 |
| DESCRIPTION | US5130242 |
| DESCRIPTION | US5340594 |
| DESCRIPTION | US5340742 |
| DESCRIPTION | WO9605278 |
| OPPOSITION | EP0823475 |
| OPPOSITION | US2016298149 |
| OPPOSITION | US4783408 |
| OPPOSITION | US5130242 |
| OPPOSITION | US5340594 |
| OPPOSITION | US5340742 |
| OPPOSITION | US7271315 |
| OPPOSITION | WO9408467 |
| OPPOSITION | WO9837179 |
| SEARCH | EP0823475 |
| SEARCH | US4783408 |
| SEARCH | WO9408467 |
| SEARCH | WO9837179 |
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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Jun 3, 2022
Refund of fees
Search/Exam
Jun 3, 2022
Jun 1, 2022
Jun 1, 2022
May 11, 2022
May 11, 2022
May 6, 2022
May 5, 2022
(Electronic) Receipt
Appeal
May 5, 2022
May 5, 2022
Withdrawal of an appeal
Appeal
Apr 13, 2022
Apr 13, 2022
Mar 29, 2022
Mar 29, 2022
Mar 24, 2022
Jul 20, 2021
Aug 11, 2020
Aug 6, 2020
(Electronic) Receipt
Appeal
Aug 6, 2020
Aug 6, 2020
Reply to appeal
Appeal
Apr 6, 2020
Apr 1, 2020
(Electronic) Receipt
Appeal
Apr 1, 2020
Apr 1, 2020
Feb 6, 2020
Feb 6, 2020
Feb 3, 2020
(Electronic) Receipt
Appeal
Feb 3, 2020
Feb 3, 2020
Notice of appeal
Appeal
Dec 9, 2019
Dec 9, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Means of redress
OPPO
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Dec 3, 2019
Sep 6, 2019
Aug 1, 2019
Jul 26, 2019
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Apr 11, 2019
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Apr 1, 2019
Mar 28, 2019
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Feb 4, 2019
Jan 29, 2019
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Nov 15, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
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Sep 4, 2018
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Aug 29, 2018
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Aug 29, 2018
Aug 8, 2018
Aug 2, 2018
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Jul 11, 2018
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Jul 5, 2018
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Jul 3, 2018
Jun 26, 2018
Jun 26, 2018
Authorisation
OPPO
Jun 26, 2018
Jun 26, 2018
Oct 5, 2017
Aug 31, 2017
Decision to grant a European patent
Search/Exam
Aug 17, 2017
(Electronic) Receipt
Search/Exam
Aug 17, 2017
Filing of the translations of the claims
Search/Exam
Aug 17, 2017
French translation of claims
Search/Exam
Aug 17, 2017
German translation of the claims
Search/Exam
Aug 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2017
Apr 24, 2017
Apr 24, 2017
Intention to grant (signatures)
Search/Exam
Apr 24, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 24, 2017
Mar 23, 2017
Examination started
Search/Exam
Jun 30, 2016
(Electronic) Receipt
Search/Exam
Jun 30, 2016
Jun 30, 2016
Amended claims with annotations
Search/Exam
Jun 30, 2016
Jun 30, 2016
Amendments received before examination
Search/Exam
Jun 30, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 15, 2016
Mar 1, 2016
Letter which had not been notified
Search/Exam
Feb 16, 2016
Feb 11, 2016
Jan 7, 2016
Dec 23, 2015
Refund of fees
Search/Exam
Dec 2, 2015
Dec 2, 2015
European search opinion
Search/Exam
Dec 2, 2015
European search report
Search/Exam
Dec 2, 2015
Information on Search Strategy
Search/Exam
Dec 2, 2015
Notification of forthcoming publication
Search/Exam
Nov 30, 2015
Communication to designated inventor
Search/Exam
Nov 26, 2015
Modified abstract
Search/Exam
Nov 23, 2015
(Electronic) Receipt
Search/Exam
Nov 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2015
Letter concerning the inventor
Search/Exam
Nov 12, 2015
Nov 6, 2015
Search started
Search/Exam
Oct 28, 2015
Letter which had not been notified
Search/Exam
Oct 5, 2015
Submission concerning representation
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Sep 15, 2015
Communication to designated inventor
Search/Exam
Jul 21, 2015
Abstract
Search/Exam
Jul 21, 2015
Jul 21, 2015
Claims
Search/Exam
Jul 21, 2015
Description
Search/Exam
Jul 21, 2015
Designation of inventor
Search/Exam
Jul 21, 2015
Drawings
Search/Exam
Jul 21, 2015
Request for grant of a European patent
Search/Exam
Aug 31, 2001
Priority document
Search/Exam