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The patent EP1941917 was granted to Biotronik on Jan 24, 2024. The application was filed on Nov 28, 2007 under application number EP07023001A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| EVONIK OPERATIONS | Jan 19, 2018 | F & E PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0650740 |
| DESCRIPTION | US2006198976 |
| DESCRIPTION | WO9117782 |
| DESCRIPTION | WO9211893 |
| OPPOSITION | EP1839686 |
| SEARCH | FR2444063 |
| SEARCH | US2006198976 |
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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Means of redress
OPPO
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Jan 27, 2023
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Description
OPPO
Nov 3, 2022
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Aug 30, 2022
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Aug 30, 2022
May 19, 2022
Advice of delivery
Appeal
May 17, 2022
May 13, 2022
May 13, 2022
May 13, 2022
Feb 28, 2022
Feb 28, 2022
Feb 28, 2022
Feb 3, 2022
Advice of delivery
Appeal
Jan 27, 2022
Advice of delivery
Appeal
Jan 25, 2022
Jan 25, 2022
Jan 21, 2022
Jan 21, 2022
Jan 18, 2022
Jan 17, 2022
(Electronic) Receipt
Appeal
Jan 17, 2022
(Electronic) Receipt
Appeal
Jan 17, 2022
Jan 17, 2022
Jan 17, 2022
Claims
Appeal
Jan 17, 2022
Claims
Appeal
Jan 17, 2022
Jan 17, 2022
Jan 17, 2022
Jan 17, 2022
Jan 13, 2022
(Electronic) Receipt
Appeal
Jan 13, 2022
Jan 13, 2022
Dec 8, 2021
Dec 8, 2021
May 12, 2021
Advice of delivery
Appeal
May 10, 2021
Advice of delivery
Appeal
May 10, 2021
Advice of delivery
Appeal
May 3, 2021
May 3, 2021
Apr 28, 2021
Apr 28, 2021
Apr 22, 2021
(Electronic) Receipt
Appeal
Apr 22, 2021
(Electronic) Receipt
Appeal
Apr 22, 2021
Advice of delivery
Appeal
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 21, 2021
Advice of delivery
Appeal
Apr 16, 2021
Apr 16, 2021
Apr 13, 2021
Aug 3, 2020
Jul 10, 2020
Jul 7, 2020
(Electronic) Receipt
Appeal
Jul 7, 2020
Jul 7, 2020
Feb 7, 2020
Feb 4, 2020
Document concerning representation
Search/Exam
Feb 3, 2020
(Electronic) Receipt
Appeal
Feb 3, 2020
Feb 3, 2020
Feb 3, 2020
Reply to appeal
Appeal
Jan 29, 2020
(Electronic) Receipt
Appeal
Jan 29, 2020
Jan 29, 2020
Jan 29, 2020
Reply to appeal
Appeal
Nov 15, 2019
Nov 15, 2019
Nov 6, 2019
Nov 6, 2019
Sep 27, 2019
Sep 19, 2019
(Electronic) Receipt
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Claims
Appeal
Sep 19, 2019
Sep 19, 2019
Sep 19, 2019
Sep 19, 2019
Sep 19, 2019
Sep 13, 2019
(Electronic) Receipt
Appeal
Sep 13, 2019
Sep 13, 2019
Sep 13, 2019
Sep 13, 2019
Sep 13, 2019
Jul 16, 2019
Jul 11, 2019
(Electronic) Receipt
Appeal
Jul 11, 2019
Jul 11, 2019
Notice of appeal
Appeal
Jul 8, 2019
Jul 1, 2019
(Electronic) Receipt
Appeal
Jul 1, 2019
Jul 1, 2019
Notice of appeal
Appeal
Jul 1, 2019
Processing of an appeal
Appeal
Jun 14, 2019
May 27, 2019
May 20, 2019
May 15, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
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Means of redress
OPPO
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
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Apr 2, 2019
Feb 7, 2019
Feb 1, 2019
Feb 1, 2019
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Claims
OPPO
Feb 1, 2019
Claims
OPPO
Feb 1, 2019
Claims
OPPO
Feb 1, 2019
Feb 1, 2019
Jan 30, 2019
Jan 24, 2019
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Oct 30, 2018
Oct 11, 2018
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Jul 11, 2018
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Jul 4, 2018
Authorisation
OPPO
Jul 4, 2018
Jul 4, 2018
Jul 3, 2018
Authorisation
OPPO
Jul 3, 2018
Jul 3, 2018
Jun 13, 2018
Jun 11, 2018
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Apr 19, 2017
Mar 23, 2017
Decision to grant a European patent
Search/Exam
Mar 10, 2017
(Electronic) Receipt
Search/Exam
Mar 10, 2017
English translation of the claims
Search/Exam
Mar 10, 2017
Filing of the translations of the claims
Search/Exam
Mar 10, 2017
French translation of claims
Search/Exam
Mar 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 14, 2016
Dec 14, 2016
Dec 14, 2016
Intention to grant (signatures)
Search/Exam
Dec 14, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 14, 2016
Jul 8, 2016
(Electronic) Receipt
Search/Exam
Jul 8, 2016
Amended claims with annotations
Search/Exam
Jul 8, 2016
Amended description with annotations
Search/Exam
Jul 8, 2016
Claims
Search/Exam
Jul 8, 2016
Description
Search/Exam
Jul 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 8, 2016
Jun 3, 2016
Annex to the communication
Search/Exam
Jun 3, 2016
Jun 3, 2016
Jul 3, 2015
Jun 18, 2015
Mar 30, 2012
(Electronic) Receipt
Search/Exam
Mar 30, 2012
Amended claims with annotations
Search/Exam
Mar 30, 2012
Amended description with annotations
Search/Exam
Mar 30, 2012
Claims
Search/Exam
Mar 30, 2012
Description
Search/Exam
Mar 30, 2012
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2012
Dec 6, 2011
Annex to the communication
Search/Exam
Dec 6, 2011
Communication from the Examining Division
Search/Exam
Jul 12, 2011
Final instructions (loss of partial rights)
Search/Exam
May 20, 2011
Decision to allow further processing
Search/Exam
May 4, 2011
(Electronic) Receipt
Search/Exam
May 4, 2011
May 4, 2011
Amended claims with annotations
Search/Exam
May 4, 2011
Amendments received before examination
Search/Exam
May 4, 2011
Letter accompanying subsequently filed items
Search/Exam
May 4, 2011
Request for further processing
Search/Exam
Mar 9, 2011
Mar 9, 2011
Jan 13, 2011
(Electronic) Receipt
Search/Exam
Jan 13, 2011
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2011
Written request for examination
Search/Exam
Jul 26, 2010
Jun 18, 2010
Jun 18, 2010
European search opinion
Search/Exam
Jun 18, 2010
European search report
Search/Exam
Sep 24, 2008
Jun 11, 2008
Notification of forthcoming publication
Search/Exam
Dec 12, 2007
Letter concerning the priority
Search/Exam
Dec 12, 2007
Priority document
Search/Exam
Nov 28, 2007
Abstract
Search/Exam
Nov 28, 2007
Claims
Search/Exam
Nov 28, 2007
Description
Search/Exam
Nov 28, 2007
Designation of inventor
Search/Exam
Nov 28, 2007
Drawings
Search/Exam
Nov 28, 2007
Request for grant of a European patent
Search/Exam