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The patent EP3277270 was granted to Akebia Therapeutics on Oct 27, 2021. The application was filed on Mar 31, 2016 under application number EP16774184A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SANDOZ | Jul 26, 2022 | TER MEER STEINMEISTER & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2014168986 |
| INTERNATIONAL-SEARCH-REPORT | WO2014200773 |
| OPPOSITION | WO2014168986 |
| OPPOSITION | WO2014200773 |
| OPPOSITION | WO2016161094 |
| SEARCH | US2014171465 |
| SEARCH | WO2014197660 |
| SEARCH | WO2014200773 |
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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Nov 9, 2021
Sep 30, 2021
Decision to grant a European patent
Search/Exam
Sep 17, 2021
(Electronic) Receipt
Search/Exam
Sep 17, 2021
French translation of claims
Search/Exam
Sep 17, 2021
German translation of the claims
Search/Exam
Sep 17, 2021
Letter accompanying subsequently filed items
Search/Exam
May 25, 2021
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Intention to grant (signatures)
Search/Exam
May 25, 2021
Text intended for grant (clean copy)
Search/Exam
May 25, 2021
Apr 26, 2021
(Electronic) Receipt
Search/Exam
Apr 26, 2021
Amended claims with annotations
Search/Exam
Apr 26, 2021
Claims
Search/Exam
Apr 26, 2021
Description
Search/Exam
Apr 26, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 26, 2021
Jan 20, 2021
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Intention to grant (signatures)
Search/Exam
Jan 20, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 20, 2021
May 14, 2020
(Electronic) Receipt
Search/Exam
May 14, 2020
Amended claims with annotations
Search/Exam
May 14, 2020
Claims
Search/Exam
May 14, 2020
Description
Search/Exam
May 14, 2020
Letter accompanying subsequently filed items
Search/Exam
May 14, 2020
Jan 16, 2020
Annex to the communication
Search/Exam
Jan 16, 2020
Communication from the Examining Division
Search/Exam
Dec 19, 2019
Examination started
Search/Exam
Apr 29, 2019
(Electronic) Receipt
Search/Exam
Apr 29, 2019
Apr 29, 2019
Amended claims with annotations
Search/Exam
Apr 29, 2019
Amendments received before examination
Search/Exam
Apr 29, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 19, 2018
Oct 2, 2018
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European search opinion
Search/Exam
Oct 2, 2018
Information on Search Strategy
Search/Exam
Oct 2, 2018
Supplementary European search report
Search/Exam
May 16, 2018
(Electronic) Receipt
Search/Exam
May 16, 2018
May 16, 2018
Amended claims with annotations
Search/Exam
May 16, 2018
Amendments received before examination
Search/Exam
May 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2018
Nov 8, 2017
Nov 6, 2017
Communication to designated inventor
Search/Exam
Nov 6, 2017
Communication to designated inventor
Search/Exam
Nov 6, 2017
Communication to designated inventor
Search/Exam
Nov 6, 2017
Communication to designated inventor
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Nov 6, 2017
Communication to designated inventor
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Nov 6, 2017
Communication to designated inventor
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Nov 6, 2017
Communication to designated inventor
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Oct 13, 2017
(Electronic) Receipt
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Oct 13, 2017
Annex
Search/Exam
Oct 13, 2017
Oct 13, 2017
Request for entry into the European phase
Search/Exam
Aug 11, 2017
Information on entry into European phase
Search/Exam
Oct 27, 2016
Oct 27, 2016
Oct 6, 2016
Copy of the international search report
Search/Exam
Oct 6, 2016
Published international application - A1
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