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The patent EP3230316 was granted to Bayer Healthcare on Jan 5, 2022. The application was filed on Dec 10, 2015 under application number EP15819965A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| AMGEN | Oct 5, 2022 | UEXKULL & STOLBERG | ADMISSIBLE |
| BOEHMERT & BOEHMERT ANWALTSPARTNERSCHAFT MBB | Oct 5, 2022 | KUTTENKEULER | ADMISSIBLE |
| BOULT WADE TENNANT | Oct 5, 2022 | - | ADMISSIBLE |
| MAIWALD | Oct 5, 2022 | MAIWALD | WITHDRAWN |
| WITHERS & ROGERS | Oct 4, 2022 | POHLMAN | ADMISSIBLE |
| WUESTHOFF & WUESTHOFF PATENTANWALTE PARTG MBB | Oct 4, 2022 | WICHMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO0075319 |
| DESCRIPTION | WO2007112675 |
| DESCRIPTION | WO9818480 |
| DESCRIPTION | WO9845331 |
| INTERNATIONAL-SEARCH-REPORT | WO02062386 |
| OPPOSITION | WO2016094673 |
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.
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Document concerning representation
Search/Exam
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Dec 9, 2021
Dec 9, 2021
Decision to grant a European patent
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Nov 17, 2021
Nov 11, 2021
(Electronic) Receipt
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Nov 11, 2021
Filing of the translations of the claims
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Nov 11, 2021
French translation of claims
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Nov 11, 2021
German translation of the claims
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Jul 27, 2021
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Jul 27, 2021
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Jul 27, 2021
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Jul 27, 2021
Jun 30, 2021
Jun 29, 2021
(Electronic) Receipt
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Jun 29, 2021
Amended description with annotations
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Jun 29, 2021
Description
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Jun 29, 2021
Letter accompanying subsequently filed items
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Jun 29, 2021
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Jun 1, 2021
(Electronic) Receipt
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Jun 1, 2021
Amended claims with annotations
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Jun 1, 2021
Amended claims with annotations
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Jun 1, 2021
Amended claims with annotations
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Jun 1, 2021
Amended claims with annotations
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Jun 1, 2021
Claims
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Jun 1, 2021
Claims
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Jun 1, 2021
Claims
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Jun 1, 2021
Claims
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Jun 1, 2021
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Jun 1, 2021
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May 18, 2021
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Nov 3, 2020
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Nov 3, 2020
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Jan 22, 2020
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Jan 17, 2020
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Jan 17, 2020
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Jan 10, 2020
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Dec 26, 2019
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Dec 26, 2019
Non-patent literature filed by a third party
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Dec 26, 2019
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Sep 18, 2019
(Electronic) Receipt
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Sep 18, 2019
Amended claims with annotations
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Sep 18, 2019
Claims
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Sep 18, 2019
Letter accompanying subsequently filed items
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Sep 18, 2019
Jun 27, 2019
Jun 20, 2019
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Jun 20, 2019
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Annex to the communication
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Mar 11, 2019
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Feb 27, 2019
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Nov 29, 2018
(Electronic) Receipt
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Nov 29, 2018
Amended claims with annotations
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Nov 29, 2018
Claims
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Nov 29, 2018
Letter accompanying subsequently filed items
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Nov 29, 2018
Jul 31, 2018
Annex to the communication
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Jul 31, 2018
Communication from the Examining Division
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Jul 24, 2018
Examination started
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Jan 18, 2018
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Jan 18, 2018
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Jan 18, 2018
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Jan 18, 2018
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Jan 18, 2018
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Communication to designated inventor
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Jun 16, 2016
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Jun 16, 2016
Published international application - A1
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Mar 4, 2016
ISR: cited documents
PCTISA
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PCTISA
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Annex
PCTISA
Jan 4, 2016
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PCTISA
Jan 4, 2016
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PCTISA
Jan 4, 2016
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Jan 4, 2016
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