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The patent EP2655623 was granted to Gilead Sciences on Aug 30, 2023. The application was filed on Dec 23, 2011 under application number EP11805869A. 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 |
|---|---|---|---|
| APTARION BIOTECH | Nov 22, 2017 | BOHMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE10211558 |
| INTERNATIONAL-SEARCH-REPORT | EP2246433 |
| INTERNATIONAL-SEARCH-REPORT | EP2333091 |
| INTERNATIONAL-SEARCH-REPORT | US2002095033 |
| INTERNATIONAL-SEARCH-REPORT | US2008260820 |
| OPPOSITION | DE10211558 |
| OPPOSITION | EP1196178 |
| OPPOSITION | EP2197488 |
| OPPOSITION | US2009169472 |
| OPPOSITION | US6251666 |
| OPPOSITION | US7879992 |
| OPPOSITION | WO0226757 |
| OPPOSITION | WO03057822 |
| OPPOSITION | WO2006002038 |
| OPPOSITION | WO2007047396 |
| OPPOSITION | WO2012085291 |
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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Aug 3, 2023
Aug 3, 2023
Jul 28, 2023
Jun 16, 2023
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Mar 6, 2023
Mar 6, 2023
Mar 6, 2023
Feb 20, 2023
Feb 20, 2023
Feb 8, 2023
Refund of fees
Search/Exam
Feb 7, 2023
Feb 7, 2023
Feb 6, 2023
Feb 6, 2023
Feb 3, 2023
Feb 3, 2023
Feb 1, 2023
Jan 31, 2023
(Electronic) Receipt
Appeal
Jan 31, 2023
Jan 31, 2023
Withdrawal of an appeal
Appeal
Jan 19, 2023
Jan 19, 2023
Oct 7, 2022
Oct 4, 2022
(Electronic) Receipt
Appeal
Oct 4, 2022
Oct 4, 2022
Sep 28, 2022
Sep 28, 2022
Sep 23, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 7, 2022
Jul 1, 2022
Jul 1, 2022
Jun 28, 2022
Jun 27, 2022
Jun 27, 2022
May 25, 2022
May 19, 2022
(Electronic) Receipt
Appeal
May 19, 2022
May 19, 2022
May 19, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 4, 2022
May 3, 2022
Aug 13, 2021
Aug 6, 2021
Aug 5, 2021
Aug 5, 2021
Jan 19, 2021
Jan 19, 2021
Jan 19, 2021
Jan 13, 2021
Annex
Appeal
Jan 13, 2021
Jan 13, 2021
Dec 18, 2020
Brief communication
Appeal
Dec 18, 2020
Dec 18, 2020
Dec 10, 2020
(Electronic) Receipt
Appeal
Dec 10, 2020
Annex
Appeal
Dec 10, 2020
Annex
Appeal
Dec 10, 2020
Dec 10, 2020
Nov 12, 2020
Nov 11, 2020
Nov 4, 2020
(Electronic) Receipt
Appeal
Nov 4, 2020
(Electronic) Receipt
Appeal
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Nov 4, 2020
Oct 7, 2019
Sep 30, 2019
(Electronic) Receipt
Appeal
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Claims
Appeal
Sep 30, 2019
Sep 30, 2019
Aug 9, 2019
Aug 9, 2019
Jul 30, 2019
(Electronic) Receipt
Appeal
Jul 30, 2019
Jul 30, 2019
Notice of appeal
Appeal
May 27, 2019
May 23, 2019
May 23, 2019
May 22, 2019
May 20, 2019
May 20, 2019
May 20, 2019
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May 20, 2019
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Means of redress
OPPO
May 20, 2019
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Mar 25, 2019
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Feb 1, 2019
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Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Claims
OPPO
Jan 25, 2019
Jan 25, 2019
Jan 25, 2019
Oct 31, 2018
Oct 26, 2018
Oct 26, 2018
Oct 26, 2018
Oct 23, 2018
Authorisation
OPPO
Oct 23, 2018
Oct 23, 2018
Sep 11, 2018
Sep 10, 2018
Sep 10, 2018
Sep 10, 2018
Sep 5, 2018
Sep 5, 2018
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May 7, 2018
Apr 30, 2018
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Apr 30, 2018
Apr 30, 2018
Apr 30, 2018
Apr 30, 2018
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
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OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Claims
OPPO
Apr 30, 2018
Apr 30, 2018
Nov 29, 2017
Nov 22, 2017
Nov 22, 2017
Nov 22, 2017
Nov 22, 2017
Jun 2, 2017
May 30, 2017
Mar 2, 2017
Feb 23, 2017
Feb 17, 2017
Jan 26, 2017
Decision to grant a European patent
Search/Exam
Dec 15, 2016
(Electronic) Receipt
Search/Exam
Dec 15, 2016
Filing of the translations of the claims
Search/Exam
Dec 15, 2016
French translation of claims
Search/Exam
Dec 15, 2016
German translation of the claims
Search/Exam
Dec 15, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2016
Nov 21, 2016
Nov 21, 2016
Intention to grant (signatures)
Search/Exam
Nov 21, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 21, 2016
Text intended for grant (sequence listing)
Search/Exam
Nov 21, 2016
Jan 28, 2016
(Electronic) Receipt
Search/Exam
Jan 28, 2016
Amended claims with annotations
Search/Exam
Jan 28, 2016
Amended description with annotations
Search/Exam
Jan 28, 2016
Claims
Search/Exam
Jan 28, 2016
Description
Search/Exam
Jan 28, 2016
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2016
Jan 4, 2016
Dec 21, 2015
Aug 21, 2015
Annex to the communication
Search/Exam
Aug 21, 2015
Communication from the Examining Division
Search/Exam
Aug 21, 2015
Aug 11, 2015
General enquiry
Search/Exam
Jul 14, 2015
Examination started
Search/Exam
Dec 14, 2013
Dec 14, 2013
Amended claims with annotations
Search/Exam
Dec 14, 2013
Reply to Written Opinion prepared by the EPO
Search/Exam
Dec 12, 2013
Dec 12, 2013
Amended claims with annotations
Search/Exam
Dec 12, 2013
Reply to Written Opinion prepared by the EPO
Search/Exam
Oct 2, 2013
Sep 16, 2013
Letter which had not been notified
Search/Exam
Aug 2, 2013
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 31, 2013
Communication to designated inventor
Search/Exam
Jul 15, 2013
(Electronic) Receipt
Search/Exam
Jul 15, 2013
Jul 15, 2013
Request for entry into the European phase
Search/Exam
Jul 11, 2013
May 6, 2013
Information on entry into European phase
Search/Exam
Jul 17, 2012
Jun 28, 2012
Converted Sequence Listing
Search/Exam
Jun 28, 2012
Copy of the international search report
Search/Exam
Jun 28, 2012
Published international application - A1
Search/Exam
Mar 26, 2012
Mar 26, 2012
Mar 26, 2012
Dec 23, 2011
(Electronic) Receipt
PCTRO
Dec 23, 2011
Abstract
PCTRO
Dec 23, 2011
Claims
PCTRO
Dec 23, 2011
Description
PCTRO
Dec 23, 2011
Drawings
PCTRO