The weekly litigation news digest is live. Subscribe now
The patent EP2540098 was granted to Siemens Medical Instruments PTE on Sep 12, 2018. The application was filed on Apr 27, 2010 under application number EP10717115A. 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 |
|---|---|---|---|
| GN HEARING OTICON | Jun 12, 2019 | AERA | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CH673551 |
| INTERNATIONAL-SEARCH-REPORT | DE102008022925 |
| INTERNATIONAL-SEARCH-REPORT | EP0591791 |
| OPPOSITION | EP2040343 |
| OPPOSITION | EP2540098 |
| OPPOSITION | JPH1198599 |
| OPPOSITION | US2007064967 |
| OPPOSITION | US2007081686 |
| OPPOSITION | US7016512 |
| OPPOSITION | WO2008095505 |
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
Jun 18, 2021
Jun 18, 2021
Jun 15, 2021
May 25, 2021
May 25, 2021
Apr 1, 2021
Mar 9, 2021
Mar 5, 2021
Mar 5, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Means of redress
OPPO
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Feb 9, 2021
Dec 8, 2020
Dec 8, 2020
Jul 6, 2020
Jul 3, 2020
Jul 3, 2020
Jul 1, 2020
Jul 1, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 5, 2020
Jun 5, 2020
May 27, 2020
May 26, 2020
May 26, 2020
May 26, 2020
May 20, 2020
May 20, 2020
May 20, 2020
Apr 20, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 8, 2020
Apr 8, 2020
Apr 8, 2020
Apr 8, 2020
Apr 8, 2020
Apr 8, 2020
Jan 3, 2020
Dec 17, 2019
Dec 12, 2019
Dec 12, 2019
Dec 12, 2019
Dec 12, 2019
Dec 12, 2019
Dec 12, 2019
Sep 6, 2019
Aug 28, 2019
Aug 28, 2019
Aug 28, 2019
Aug 28, 2019
Aug 28, 2019
Aug 23, 2019
Aug 20, 2019
Aug 20, 2019
Aug 19, 2019
Aug 19, 2019
Jun 27, 2019
Jun 27, 2019
Jun 18, 2019
Jun 18, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Sep 24, 2018
Aug 17, 2018
Decision to grant a European patent
Search/Exam
Jul 31, 2018
(Electronic) Receipt
Search/Exam
Jul 31, 2018
English translation of the claims
Search/Exam
Jul 31, 2018
French translation of claims
Search/Exam
Jul 31, 2018
Letter accompanying subsequently filed items
Search/Exam
May 23, 2018
May 23, 2018
May 23, 2018
Intention to grant (signatures)
Search/Exam
May 23, 2018
Text intended for grant (clean copy)
Search/Exam
May 23, 2018
Jan 18, 2018
Jan 16, 2018
Jan 15, 2018
Dec 9, 2016
Amended claims with annotations
Search/Exam
Dec 9, 2016
Claims
Search/Exam
Dec 9, 2016
Dec 7, 2016
Amended claims with annotations
Search/Exam
Dec 7, 2016
Claims
Search/Exam
Dec 7, 2016
Aug 29, 2016
Annex to the communication
Search/Exam
Aug 29, 2016
Communication from the Examining Division
Search/Exam
Aug 19, 2016
Examination started
Search/Exam
Oct 7, 2015
Sep 11, 2015
Apr 9, 2015
Apr 1, 2015
Mar 31, 2015
Mar 30, 2015
Mar 27, 2013
Mar 27, 2013
Mar 27, 2013
Amendments received before examination
Search/Exam
Feb 4, 2013
Dec 5, 2012
Nov 23, 2012
Communication to designated inventor
Search/Exam
Nov 23, 2012
Communication to designated inventor
Search/Exam
Nov 12, 2012
Letter concerning the inventor
Search/Exam
Oct 31, 2012
Oct 31, 2012
Oct 15, 2012
Letter which had not been notified
Search/Exam
Oct 15, 2012
Letter which had not been notified
Search/Exam
Sep 28, 2012
Sep 26, 2012
Communication to designated inventor
Search/Exam
Sep 26, 2012
Communication to designated inventor
Search/Exam
Sep 26, 2012
Communication to designated inventor
Search/Exam
Sep 26, 2012
Communication to designated inventor
Search/Exam
Sep 26, 2012
Communication to designated inventor
Search/Exam
Sep 18, 2012
Refund of fees
Search/Exam
Sep 11, 2012
Aug 16, 2012
Refund of fees
Search/Exam
Aug 2, 2012
(Electronic) Receipt
Search/Exam
Aug 2, 2012
Matter concerning the application
Search/Exam
Aug 2, 2012
Request for entry into the European phase
Search/Exam
Jun 29, 2012
Information on entry into European phase
Search/Exam
Sep 14, 2011
Sep 14, 2011
Aug 25, 2011
Copy of the international search report
Search/Exam
Aug 25, 2011
Copy of the international search report
Search/Exam
Aug 25, 2011
Published international application - A1
Search/Exam
Feb 2, 2011
Feb 2, 2011
Feb 2, 2011
Apr 27, 2010
(Electronic) Receipt
PCTRO
Apr 27, 2010
Abstract
PCTRO
Apr 27, 2010
Claims
PCTRO
Apr 27, 2010
Description
PCTRO
Apr 27, 2010
Drawings
PCTRO