The weekly litigation news digest is live. Subscribe now
The patent EP2894880 was granted to Siemens Medical Instruments PTE on Mar 15, 2017. The application was filed on Jan 5, 2015 under application number EP15150094A. 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 |
|---|---|---|---|
| OTICON GN HEARING | Dec 14, 2017 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102013204681 |
| OPPOSITION | DE102006043909 |
| OPPOSITION | DE102007042590 |
| OPPOSITION | DE4326358 |
| OPPOSITION | EP1450379 |
| OPPOSITION | EP2043149 |
| OPPOSITION | EP2680366 |
| OPPOSITION | US2981950 |
| OPPOSITION | US7333786 |
| OPPOSITION | WO0152598 |
| OPPOSITION | WO2013135307 |
| SEARCH | DE102007042590 |
| SEARCH | WO2013135307 |
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 28, 2023
Mar 22, 2023
Advice of delivery
Appeal
Mar 17, 2023
Mar 17, 2023
Mar 17, 2023
Jan 3, 2023
Jan 3, 2023
Jan 3, 2023
Dec 23, 2022
Dec 19, 2022
(Electronic) Receipt
Appeal
Dec 19, 2022
Dec 19, 2022
Nov 21, 2022
Nov 16, 2022
Nov 15, 2022
Nov 9, 2022
(Electronic) Receipt
Appeal
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Oct 26, 2022
Oct 26, 2022
Sep 28, 2022
Advice of delivery
Appeal
Sep 23, 2022
Sep 23, 2022
Sep 20, 2022
Jul 30, 2020
Jul 30, 2020
Jul 30, 2020
Jul 24, 2020
Jun 2, 2020
May 25, 2020
May 25, 2020
May 25, 2020
Reply to appeal
Appeal
May 22, 2020
Reply to appeal
Appeal
Jan 22, 2020
Dec 30, 2019
(Electronic) Receipt
Appeal
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Nov 6, 2019
Nov 6, 2019
Oct 29, 2019
(Electronic) Receipt
Appeal
Oct 29, 2019
(Electronic) Receipt
Appeal
Oct 29, 2019
Oct 29, 2019
Oct 29, 2019
Oct 29, 2019
Notice of appeal
Appeal
Aug 30, 2019
Aug 28, 2019
Aug 26, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Means of redress
OPPO
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Apr 11, 2019
Mar 26, 2019
Mar 26, 2019
Mar 12, 2019
Feb 13, 2019
Feb 12, 2019
Feb 7, 2019
Feb 7, 2019
Feb 7, 2019
Feb 7, 2019
Feb 7, 2019
Feb 7, 2019
Feb 5, 2019
Feb 5, 2019
Feb 5, 2019
Dec 11, 2018
Dec 5, 2018
Dec 4, 2018
Jul 23, 2018
Jul 23, 2018
Jul 20, 2018
Jul 19, 2018
Jul 19, 2018
Jul 19, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Apr 30, 2018
Apr 26, 2018
Apr 23, 2018
Jan 18, 2018
Jan 16, 2018
Jan 15, 2018
Jan 9, 2018
Jan 9, 2018
Dec 20, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Mar 16, 2017
Feb 16, 2017
Decision to grant a European patent
Search/Exam
Jan 13, 2017
English translation of the claims
Search/Exam
Jan 13, 2017
Filing of the translations of the claims
Search/Exam
Jan 13, 2017
French translation of claims
Search/Exam
Jan 12, 2017
English translation of the claims
Search/Exam
Jan 12, 2017
Filing of the translations of the claims
Search/Exam
Jan 12, 2017
French translation of claims
Search/Exam
Jan 12, 2017
Payment of fees and costs
Search/Exam
Jan 12, 2017
Payment of fees and costs
Search/Exam
Oct 5, 2016
Oct 5, 2016
Oct 5, 2016
Intention to grant (signatures)
Search/Exam
Oct 5, 2016
Text intended for grant (clean copy)
Search/Exam
Oct 5, 2016
Aug 5, 2016
Examination started
Search/Exam
Feb 3, 2016
Feb 3, 2016
Amended claims with annotations
Search/Exam
Feb 3, 2016
Feb 3, 2016
Amended description with annotations
Search/Exam
Feb 3, 2016
Amendments received before examination
Search/Exam
Jan 29, 2016
Jan 29, 2016
Amended claims with annotations
Search/Exam
Jan 29, 2016
Jan 29, 2016
Amended description with annotations
Search/Exam
Jan 29, 2016
Amendments received before examination
Search/Exam
Jan 29, 2016
Payment of fees and costs
Search/Exam
Jan 29, 2016
Payment of fees and costs
Search/Exam
Oct 7, 2015
Sep 11, 2015
Aug 3, 2015
Jun 25, 2015
Jun 25, 2015
European search opinion
Search/Exam
Jun 25, 2015
European search report
Search/Exam
Jun 17, 2015
Notification of forthcoming publication
Search/Exam
Jun 12, 2015
Search started
Search/Exam
Apr 9, 2015
Apr 1, 2015
Mar 31, 2015
Mar 30, 2015
Mar 13, 2015
Communication to designated inventor
Search/Exam
Mar 13, 2015
Communication to designated inventor
Search/Exam
Jan 9, 2015
Letter concerning the priority
Search/Exam
Jan 9, 2015
Priority document
Search/Exam
Jan 5, 2015
Abstract
Search/Exam
Jan 5, 2015
Jan 5, 2015
Claims
Search/Exam
Jan 5, 2015
Description
Search/Exam
Jan 5, 2015
Designation of inventor
Search/Exam
Jan 5, 2015
Designation of inventor
Search/Exam
Jan 5, 2015
Drawings
Search/Exam
Jan 5, 2015
Priority search results
Search/Exam
Jan 5, 2015
Request for grant of a European patent
Search/Exam