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The patent EP2990900 was granted to Sartorius Stedim Biotech on Apr 12, 2017. The application was filed on Aug 29, 2014 under application number EP14002995A. 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 |
|---|---|---|---|
| EPPENDORF | Jan 12, 2018 | PATENT UND RECHTSANWALTE BEHRMANN WAGNER PARTG MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US6727096 |
| OPPOSITION | EP1184073 |
| OPPOSITION | EP2172820 |
| OPPOSITION | US2005197805 |
| OPPOSITION | US6727096 |
| SEARCH | US2003028269 |
| SEARCH | US2005197805 |
| SEARCH | US6546134 |
| SEARCH | WO2014006807 |
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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Sep 28, 2023
Advice of delivery
Appeal
Sep 28, 2023
Sep 27, 2023
Sep 27, 2023
Sep 27, 2023
Sep 19, 2023
Sep 19, 2023
Sep 19, 2023
Aug 11, 2023
Aug 8, 2023
(Electronic) Receipt
Appeal
Aug 8, 2023
Aug 8, 2023
Claims
Appeal
Aug 8, 2023
Aug 8, 2023
Dec 21, 2022
Dec 14, 2022
(Electronic) Receipt
Appeal
Dec 14, 2022
Dec 14, 2022
Dec 1, 2022
Dec 1, 2022
Nov 28, 2022
Nov 23, 2022
(Electronic) Receipt
Appeal
Nov 23, 2022
Nov 23, 2022
Nov 23, 2022
Nov 16, 2022
Advice of delivery
Appeal
Nov 14, 2022
Nov 14, 2022
Nov 14, 2022
Nov 9, 2022
Mar 11, 2021
Mar 2, 2021
Mar 1, 2021
Nov 3, 2020
Oct 29, 2020
(Electronic) Receipt
Appeal
Oct 29, 2020
Oct 29, 2020
Reply to appeal
Appeal
Aug 27, 2020
Aug 24, 2020
Reply to appeal
Appeal
Aug 21, 2020
Reply to appeal
Appeal
Apr 23, 2020
Apr 15, 2020
(Electronic) Receipt
Appeal
Apr 15, 2020
Apr 15, 2020
Apr 15, 2020
Apr 15, 2020
Apr 15, 2020
Apr 15, 2020
Apr 15, 2020
Feb 26, 2020
Feb 26, 2020
Feb 7, 2020
Notice of appeal
Appeal
Dec 12, 2019
Dec 11, 2019
Dec 10, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Means of redress
OPPO
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Dec 6, 2019
Sep 26, 2019
Sep 10, 2019
Sep 4, 2019
Sep 3, 2019
Aug 30, 2019
Aug 30, 2019
Aug 1, 2019
Aug 1, 2019
Jul 25, 2019
Jul 23, 2019
Jul 23, 2019
Jul 23, 2019
Claims
OPPO
Jul 23, 2019
Claims
OPPO
Jul 23, 2019
Jul 19, 2019
Jul 17, 2019
Jul 15, 2019
Oct 30, 2018
Oct 29, 2018
Oct 26, 2018
Oct 25, 2018
Oct 22, 2018
Oct 19, 2018
Oct 18, 2018
Oct 16, 2018
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Oct 16, 2018
Jun 18, 2018
Jun 11, 2018
Jan 30, 2018
Jan 30, 2018
Jan 18, 2018
Jan 12, 2018
Jan 12, 2018
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Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Apr 13, 2017
Mar 16, 2017
Decision to grant a European patent
Search/Exam
Mar 2, 2017
Payment of fees and costs
Search/Exam
Feb 28, 2017
English translation of the claims
Search/Exam
Feb 28, 2017
Filing of the translations of the claims
Search/Exam
Feb 28, 2017
French translation of claims
Search/Exam
Dec 5, 2016
Dec 5, 2016
Dec 5, 2016
Intention to grant (signatures)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Nov 2, 2016
Amended description with annotations
Search/Exam
Nov 2, 2016
Claims
Search/Exam
Nov 2, 2016
Description
Search/Exam
Nov 2, 2016
Jul 21, 2016
Annex to the communication
Search/Exam
Jul 21, 2016
Communication from the Examining Division
Search/Exam
Apr 19, 2016
Amended claims with annotations
Search/Exam
Apr 19, 2016
Amended claims with annotations
Search/Exam
Apr 19, 2016
Amended claims with annotations
Search/Exam
Apr 19, 2016
Claims
Search/Exam
Apr 19, 2016
Claims
Search/Exam
Apr 19, 2016
Claims
Search/Exam
Apr 19, 2016
Mar 7, 2016
Feb 3, 2016
Notification of forthcoming publication
Search/Exam
Feb 2, 2016
Annex to the communication
Search/Exam
Feb 2, 2016
Communication from the Examining Division
Search/Exam
Oct 21, 2015
Amended claims with annotations
Search/Exam
Oct 21, 2015
Claims
Search/Exam
Oct 21, 2015
Description
Search/Exam
Oct 21, 2015
Aug 11, 2015
Annex to the communication
Search/Exam
Aug 11, 2015
Communication from the Examining Division
Search/Exam
Jul 2, 2015
Payment of fees and costs
Search/Exam
Jun 26, 2015
Jun 26, 2015
Amended description with annotations
Search/Exam
Jun 26, 2015
Amendments received before examination
Search/Exam
Jun 26, 2015
Letter concerning fees and payments
Search/Exam
Mar 24, 2015
Mar 24, 2015
European search opinion
Search/Exam
Mar 24, 2015
European search report
Search/Exam
Mar 5, 2015
Search started
Search/Exam
Nov 4, 2014
Communication to designated inventor
Search/Exam
Nov 4, 2014
Communication to designated inventor
Search/Exam
Nov 4, 2014
Communication to designated inventor
Search/Exam
Sep 11, 2014
Payment of fees and costs
Search/Exam
Aug 29, 2014
Abstract
Search/Exam
Aug 29, 2014
Claims
Search/Exam
Aug 29, 2014
Description
Search/Exam
Aug 29, 2014
Designation of inventor
Search/Exam
Aug 29, 2014
Drawings
Search/Exam
Aug 29, 2014
Request for grant of a European patent
Search/Exam