The weekly litigation news digest is live. Subscribe now
The patent EP2988531 was granted to Starkey Laboratories on Sep 19, 2018. The application was filed on Aug 19, 2015 under application number EP15181620A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| OTICON GN HEARING | Jun 18, 2019 | COHAUSZ & FLORACK | ADMISSIBLE |
| OTICON | Jun 17, 2019 | COHAUSZ & FLORACK | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP2242289 |
| OPPOSITION | US2007098192 |
| OPPOSITION | US2010002887 |
| OPPOSITION | US2010260364 |
| OPPOSITION | US2012128187 |
| OPPOSITION | US2013148829 |
| OPPOSITION | US2014010397 |
| OPPOSITION | US2014029762 |
| OPPOSITION | WO2004077090 |
| OPPOSITION | WO2014075195 |
| SEARCH | US2007098192 |
| SEARCH | US2012128187 |
| SEARCH | US2014010397 |
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
Mar 15, 2021
Mar 15, 2021
Mar 10, 2021
Dec 2, 2020
Dec 2, 2020
Dec 2, 2020
Nov 30, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Means of redress
OPPO
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Sep 17, 2020
Aug 24, 2020
Aug 24, 2020
Aug 11, 2020
Aug 11, 2020
Aug 7, 2020
Aug 4, 2020
Aug 4, 2020
Aug 4, 2020
Jul 28, 2020
Jul 24, 2020
Jul 23, 2020
Jul 23, 2020
Jul 22, 2020
Jul 22, 2020
Authorisation
OPPO
Jul 22, 2020
Jul 22, 2020
Jul 22, 2020
Jul 20, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 16, 2020
Jul 16, 2020
Jul 9, 2020
Mar 3, 2020
Mar 2, 2020
Mar 2, 2020
Mar 2, 2020
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Feb 27, 2020
Nov 19, 2019
Nov 13, 2019
Nov 13, 2019
Nov 13, 2019
Jul 5, 2019
Jul 5, 2019
Jun 27, 2019
Jun 25, 2019
Jun 25, 2019
Jun 25, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Jun 17, 2019
Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Jul 13, 2018
(Electronic) Receipt
Search/Exam
Jul 13, 2018
Filing of the translations of the claims
Search/Exam
Jul 13, 2018
French translation of claims
Search/Exam
Jul 13, 2018
German translation of the claims
Search/Exam
Jul 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2018
Apr 23, 2018
Apr 16, 2018
Mar 7, 2018
Mar 7, 2018
Mar 7, 2018
Intention to grant (signatures)
Search/Exam
Mar 7, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 7, 2018
Apr 21, 2017
(Electronic) Receipt
Search/Exam
Apr 21, 2017
Amended claims with annotations
Search/Exam
Apr 21, 2017
Claims
Search/Exam
Apr 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 21, 2017
Mar 23, 2017
Mar 13, 2017
Dec 12, 2016
Annex to the communication
Search/Exam
Dec 12, 2016
Communication from the Examining Division
Search/Exam
Aug 24, 2016
(Electronic) Receipt
Search/Exam
Aug 24, 2016
Aug 24, 2016
Amended claims with annotations
Search/Exam
Aug 24, 2016
Aug 24, 2016
Amended description with annotations
Search/Exam
Aug 24, 2016
Amendments received before examination
Search/Exam
Aug 24, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 29, 2016
Jan 27, 2016
Notification of forthcoming publication
Search/Exam
Jan 22, 2016
Jan 22, 2016
European search opinion
Search/Exam
Jan 22, 2016
European search report
Search/Exam
Jan 22, 2016
Information on Search Strategy
Search/Exam
Jan 13, 2016
Search started
Search/Exam
Oct 26, 2015
Oct 20, 2015
Oct 12, 2015
Communication to designated inventor
Search/Exam
Aug 19, 2015
Abstract
Search/Exam
Aug 19, 2015
Aug 19, 2015
Claims
Search/Exam
Aug 19, 2015
Description
Search/Exam
Aug 19, 2015
Designation of inventor
Search/Exam
Aug 19, 2015
Drawings
Search/Exam
Aug 19, 2015
Request for grant of a European patent
Search/Exam