The weekly litigation news digest is live. Subscribe now
The patent EP3236939 was granted to Merz Pharma on Aug 28, 2024. The application was filed on Dec 22, 2015 under application number EP15823134A. 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 |
|---|---|---|---|
| ALLERGAN | Dec 31, 2020 | KONIG SZYNKA TILMANN VON RENESSE PATENTANWALTE PARTNERSCHAFT MBB DUSSELDORF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2007134199 |
| EXAMINATION | WO0015245 |
| EXAMINATION | WO2006005910 |
| EXAMINATION | WO2009008595 |
| INTERNATIONAL-SEARCH-REPORT | KR100753765B |
| INTERNATIONAL-SEARCH-REPORT | US2006269575 |
| INTERNATIONAL-SEARCH-REPORT | US2008045889 |
| INTERNATIONAL-SEARCH-REPORT | US2013211344 |
| INTERNATIONAL-SEARCH-REPORT | US2014249484 |
| INTERNATIONAL-SEARCH-REPORT | WO2014026161 |
| OPPOSITION | EP1491205 |
| OPPOSITION | EP2311512 |
| OPPOSITION | US2007134199 |
| OPPOSITION | US2010216667 |
| OPPOSITION | US2014249484 |
| OPPOSITION | WO2005032627 |
| OPPOSITION | WO2006005910 |
| OPPOSITION | WO2009003010 |
| OPPOSITION | WO2010096134 |
| OPPOSITION | WO2013066866 |
| OPPOSITION | WO2014014641 |
| OPPOSITION | WO2014052792 |
| OPPOSITION | WO2016066821 |
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
Get instant alerts for new documents
Aug 1, 2024
Aug 1, 2024
Jul 19, 2024
(Electronic) Receipt
Appeal
Jul 19, 2024
Jul 19, 2024
Jul 19, 2024
Jun 3, 2024
Jun 3, 2024
Jun 3, 2024
Jun 3, 2024
Refund of fees
Appeal
Jun 3, 2024
Refund of fees
Appeal
May 28, 2024
May 28, 2024
May 28, 2024
May 27, 2024
May 24, 2024
Apr 25, 2024
Apr 24, 2024
Apr 23, 2024
(Electronic) Receipt
Appeal
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 23, 2024
Apr 19, 2024
(Electronic) Receipt
Appeal
Apr 19, 2024
Apr 19, 2024
Apr 15, 2024
Apr 11, 2024
(Electronic) Receipt
Appeal
Apr 11, 2024
Apr 11, 2024
Feb 22, 2024
Feb 22, 2024
Jan 26, 2024
Jan 22, 2024
(Electronic) Receipt
Appeal
Jan 22, 2024
Jan 22, 2024
Nov 14, 2023
Nov 14, 2023
Nov 9, 2023
Oct 20, 2023
Oct 17, 2023
(Electronic) Receipt
Appeal
Oct 17, 2023
Oct 17, 2023
Sep 11, 2023
Sep 11, 2023
Sep 6, 2023
(Electronic) Receipt
Appeal
Sep 6, 2023
Sep 6, 2023
Reply to appeal
Appeal
Sep 5, 2023
(Electronic) Receipt
Appeal
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Reply to appeal
Appeal
Jun 22, 2023
Jun 20, 2023
Jun 16, 2023
(Electronic) Receipt
Appeal
Jun 16, 2023
Jun 16, 2023
Feb 24, 2023
Feb 24, 2023
Feb 23, 2023
(Electronic) Receipt
Appeal
Feb 23, 2023
(Electronic) Receipt
Appeal
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 21, 2023
Feb 21, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 16, 2023
Feb 14, 2023
(Electronic) Receipt
Appeal
Feb 14, 2023
Feb 14, 2023
Feb 8, 2023
Dec 22, 2022
Dec 22, 2022
Dec 19, 2022
Dec 19, 2022
Dec 14, 2022
(Electronic) Receipt
Appeal
Dec 14, 2022
(Electronic) Receipt
Appeal
Dec 14, 2022
Dec 14, 2022
Dec 14, 2022
Notice of appeal
Appeal
Dec 14, 2022
Notice of appeal
Appeal
Oct 14, 2022
Oct 14, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Means of redress
Search/Exam
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Sep 27, 2022
Sep 19, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Sep 13, 2022
Aug 8, 2022
Aug 4, 2022
Aug 4, 2022
Aug 4, 2022
Aug 2, 2022
Aug 1, 2022
Aug 1, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 27, 2022
Jul 26, 2022
Jul 26, 2022
Jul 26, 2022
Jul 5, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Jun 30, 2022
Apr 14, 2022
Apr 14, 2022
Jan 17, 2022
Jan 13, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Aug 11, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Aug 6, 2021
Jan 20, 2021
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Dec 31, 2020
Apr 15, 2020
Mar 5, 2020
Decision to grant a European patent
Search/Exam
Feb 20, 2020
(Electronic) Receipt
Search/Exam
Feb 20, 2020
Filing of the translations of the claims
Search/Exam
Feb 20, 2020
French translation of claims
Search/Exam
Feb 20, 2020
German translation of the claims
Search/Exam
Nov 25, 2019
Nov 25, 2019
Nov 25, 2019
Intention to grant (signatures)
Search/Exam
Nov 25, 2019
Text intended for grant (clean copy)
Search/Exam
Nov 25, 2019
Oct 21, 2019
Annex to the communication
Search/Exam
Oct 21, 2019
Oct 21, 2019
Oct 21, 2019
Oct 16, 2019
Sep 5, 2019
Aug 29, 2019
Advice of delivery
Search/Exam
Aug 12, 2019
Aug 7, 2019
Observations by third parties
Search/Exam
Jul 15, 2019
Jul 10, 2019
Non-patent literature filed by a third party
Search/Exam
Jul 10, 2019
Observations by third parties
Search/Exam
Jul 9, 2019
(Electronic) Receipt
Search/Exam
Jul 9, 2019
Amended claims with annotations
Search/Exam
Jul 9, 2019
Amended claims with annotations
Search/Exam
Jul 9, 2019
Amended claims with annotations
Search/Exam
Jul 9, 2019
Amended claims with annotations
Search/Exam
Jul 9, 2019
Claims
Search/Exam
Jul 9, 2019
Claims
Search/Exam
Jul 9, 2019
Claims
Search/Exam
Jul 9, 2019
Claims
Search/Exam
Jul 9, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 9, 2019
Apr 8, 2019
Advice of delivery
Search/Exam
Apr 4, 2019
Advice of delivery
Search/Exam
Apr 4, 2019
Advice of delivery
Search/Exam
Apr 3, 2019
Acknowledgement of a document
Search/Exam
Apr 3, 2019
Annex to the communication
Search/Exam
Apr 3, 2019
Summons to attend oral proceedings
Search/Exam
Jan 15, 2019
(Electronic) Receipt
Search/Exam
Jan 15, 2019
Amended claims with annotations
Search/Exam
Jan 15, 2019
Claims
Search/Exam
Jan 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 15, 2019
Sep 6, 2018
Annex to the communication
Search/Exam
Sep 6, 2018
Communication from the Examining Division
Search/Exam
Aug 24, 2018
Examination started
Search/Exam
Feb 16, 2018
(Electronic) Receipt
Search/Exam
Feb 16, 2018
Feb 16, 2018
Amended claims with annotations
Search/Exam
Feb 16, 2018
Amendments received before examination
Search/Exam
Feb 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 5, 2017
Sep 8, 2017
Sep 2, 2017
Priority search results copy provided by EPO
Search/Exam
Aug 3, 2017
Jul 28, 2017
Communication to designated inventor
Search/Exam
Jul 20, 2017
Jul 10, 2017
Jun 25, 2017
Non-patent literature filed by a third party
Search/Exam
Jun 25, 2017
Observations by third parties
Search/Exam
Jun 25, 2017
Patent document filed by a Third party
Search/Exam
Jun 25, 2017
Patent document filed by a Third party
Search/Exam
Jun 25, 2017
Patent document filed by a Third party
Search/Exam
Jun 25, 2017
Patent document filed by a Third party
Search/Exam
Jun 20, 2017
(Electronic) Receipt
Search/Exam
Jun 20, 2017
Request for entry into the European phase
Search/Exam
May 8, 2017
Information on entry into European phase
Search/Exam
Jun 30, 2016
Copy of the international search report
Search/Exam
Jun 30, 2016
Published international application - A1
Search/Exam
Mar 18, 2016
Mar 18, 2016
Mar 18, 2016
Jan 26, 2016
Dec 22, 2015
Abstract
PCTRO
Dec 22, 2015
Claims
PCTRO
Dec 22, 2015
Description
PCTRO
Dec 22, 2015
Dec 22, 2015
Drawings
PCTRO
Dec 22, 2015
Dec 22, 2015