The weekly litigation news digest is live. Subscribe now
The patent EP3504033 was granted to Ottobock on Mar 29, 2023. The application was filed on Jun 6, 2018 under application number EP18729947A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| ERGOSANTE | Dec 23, 2023 | CORNUEJOLS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP3156193 |
| DESCRIPTION | US2016081871 |
| DESCRIPTION | US2016339583 |
| DESCRIPTION | US9427865 |
| DESCRIPTION | WO2014093408 |
| DESCRIPTION | WO2014195373 |
| EXAMINATION | EP2942044 |
| INTERNATIONAL-SEARCH-REPORT | US2016081871 |
| INTERNATIONAL-SEARCH-REPORT | US2016339583 |
| OPPOSITION | DE102009046068 |
| OPPOSITION | EP0959826 |
| OPPOSITION | EP2942044 |
| OPPOSITION | JP2009106270 |
| OPPOSITION | JPH04304979 |
| OPPOSITION | US2012184880 |
| OPPOSITION | US2014033391 |
| OPPOSITION | US2014276308 |
| OPPOSITION | US2015316204 |
| OPPOSITION | US2016081871 |
| OPPOSITION | US2016339583 |
| OPPOSITION | US5868694 |
| OPPOSITION | WO2014195373 |
| OPPOSITION | WO2015084177 |
| OPPOSITION | WO2016065350 |
| OPPOSITION | WO2017093298 |
| OPPOSITION | WO2018083009 |
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
Dec 17, 2025
Dec 12, 2025
(Electronic) Receipt
Appeal
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Nov 12, 2025
Nov 12, 2025
Oct 2, 2025
(Electronic) Receipt
Appeal
Oct 2, 2025
Notice of appeal
Appeal
Oct 2, 2025
Notice of appeal
Appeal
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Means of redress
OPPO
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Aug 13, 2025
Jul 23, 2025
Jun 23, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 11, 2025
Jun 11, 2025
Jun 11, 2025
Jun 6, 2025
May 26, 2025
May 20, 2025
May 20, 2025
May 20, 2025
Apr 22, 2025
Apr 22, 2025
Apr 22, 2025
Apr 22, 2025
Apr 22, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Apr 8, 2025
Mar 7, 2025
Mar 3, 2025
Mar 3, 2025
Mar 3, 2025
Mar 3, 2025
Mar 3, 2025
Feb 19, 2025
Feb 17, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 10, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Feb 7, 2025
Sep 13, 2024
Sep 13, 2024
Sep 13, 2024
Sep 13, 2024
May 15, 2024
May 10, 2024
May 10, 2024
May 10, 2024
Jan 12, 2024
Jan 12, 2024
Jan 5, 2024
Jan 4, 2024
Jan 4, 2024
Jan 4, 2024
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Dec 23, 2023
Apr 13, 2023
Mar 2, 2023
Decision to grant a European patent
Search/Exam
Feb 15, 2023
(Electronic) Receipt
Search/Exam
Feb 15, 2023
English translation of the claims
Search/Exam
Feb 15, 2023
Filing of the translations of the claims
Search/Exam
Feb 15, 2023
French translation of claims
Search/Exam
Jan 19, 2023
Jan 13, 2023
Document concerning representation
Search/Exam
Jan 11, 2023
(Electronic) Receipt
Search/Exam
Jan 11, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 11, 2023
Jan 9, 2023
Oct 6, 2022
Oct 6, 2022
Oct 6, 2022
Intention to grant (signatures)
Search/Exam
Oct 6, 2022
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2022
May 27, 2022
Communication from the Legal Division
Search/Exam
May 27, 2022
Communication from the Legal Division
Search/Exam
May 20, 2022
(Electronic) Receipt
Search/Exam
May 20, 2022
Annex
Search/Exam
May 20, 2022
Annex
Search/Exam
May 20, 2022
Annex
Search/Exam
May 20, 2022
Letter accompanying subsequently filed items
Search/Exam
May 20, 2022
Letter to the Legal Division
Search/Exam
May 13, 2022
Communication from the Legal Division
Search/Exam
May 9, 2022
(Electronic) Receipt
Search/Exam
May 9, 2022
Letter accompanying subsequently filed items
Search/Exam
May 9, 2022
Letter to the Legal Division
Search/Exam
Apr 13, 2022
Advice of delivery
Appeal
Apr 13, 2022
Advice of delivery
Appeal
Apr 11, 2022
Apr 11, 2022
Apr 11, 2022
Mar 28, 2022
Mar 23, 2022
(Electronic) Receipt
Appeal
Mar 23, 2022
Mar 23, 2022
Reply to appeal
Appeal
Nov 24, 2021
Nov 18, 2021
(Electronic) Receipt
Appeal
Nov 18, 2021
Nov 18, 2021
Oct 22, 2021
Oct 6, 2021
Sep 29, 2021
Sep 29, 2021
Sep 27, 2021
Sep 16, 2021
(Electronic) Receipt
Appeal
Sep 16, 2021
Sep 16, 2021
Notice of appeal
Appeal
Jul 16, 2021
Communication from the Legal Division
Search/Exam
Jul 16, 2021
Communication from the Legal Division
Search/Exam
Jun 3, 2021
(Electronic) Receipt
Search/Exam
Jun 3, 2021
(Electronic) Receipt
Search/Exam
Jun 3, 2021
Annex
Search/Exam
Jun 3, 2021
Annex
Search/Exam
Jun 3, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 3, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 3, 2021
Letter to the Legal Division
Search/Exam
Jun 3, 2021
Letter to the Legal Division
Search/Exam
Mar 26, 2021
Communication from the Legal Division
Search/Exam
Jan 27, 2021
Annex
Search/Exam
Jan 27, 2021
Annex
Search/Exam
Jan 27, 2021
Annex
Search/Exam
Jan 27, 2021
Annex
Search/Exam
Jan 27, 2021
Annex
Search/Exam
Jan 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2021
Letter to the Legal Division
Search/Exam
Nov 18, 2020
Communication from the Legal Division
Search/Exam
Nov 18, 2020
Nov 18, 2020
Communication from the Legal Division
Search/Exam
Nov 12, 2020
Annex
Search/Exam
Nov 12, 2020
Annex
Search/Exam
Nov 12, 2020
Annex
Search/Exam
Nov 12, 2020
Annex
Search/Exam
Nov 12, 2020
Annex
Search/Exam
Nov 12, 2020
Letter to the Legal Division
Search/Exam
Aug 18, 2020
(Electronic) Receipt
Search/Exam
Aug 18, 2020
Amended claims with annotations
Search/Exam
Aug 18, 2020
Amended description with annotations
Search/Exam
Aug 18, 2020
Claims
Search/Exam
Aug 18, 2020
Description
Search/Exam
Aug 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 18, 2020
Jun 10, 2020
Annex to the communication
Search/Exam
Jun 10, 2020
Communication from the Examining Division
Search/Exam
Mar 30, 2020
(Electronic) Receipt
Search/Exam
Mar 30, 2020
Amended claims with annotations
Search/Exam
Mar 30, 2020
Claims
Search/Exam
Mar 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2020
Jan 6, 2020
Nov 29, 2019
Annex to the communication
Search/Exam
Nov 29, 2019
Communication from the Examining Division
Search/Exam
Sep 25, 2019
(Electronic) Receipt
Search/Exam
Sep 25, 2019
Amended claims with annotations
Search/Exam
Sep 25, 2019
Amended description with annotations
Search/Exam
Sep 25, 2019
Claims
Search/Exam
Sep 25, 2019
Description
Search/Exam
Sep 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2019
Aug 19, 2019
Annex to the communication
Search/Exam
Aug 19, 2019
Communication from the Examining Division
Search/Exam
Aug 7, 2019
Examination started
Search/Exam
Jun 5, 2019
May 29, 2019
Change to the inventor details
Search/Exam
May 29, 2019
Communication to designated inventor
Search/Exam
May 22, 2019
(Electronic) Receipt
Search/Exam
May 22, 2019
Letter accompanying subsequently filed items
Search/Exam
May 22, 2019
Letter concerning the inventor
Search/Exam
May 13, 2019
May 6, 2019
Letter which had not been notified
Search/Exam
Apr 30, 2019
(Electronic) Receipt
Search/Exam
Apr 30, 2019
Priority search results
Search/Exam
Apr 30, 2019
Priority search results
Search/Exam
Apr 30, 2019
Apr 23, 2019
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Communication to designated inventor
Search/Exam
Apr 3, 2019
Mar 26, 2019
(Electronic) Receipt
Search/Exam
Mar 26, 2019
Mar 26, 2019
Amended claims with annotations
Search/Exam
Mar 26, 2019
Mar 26, 2019
Amended description with annotations
Search/Exam
Mar 26, 2019
Amendments received before examination
Search/Exam
Mar 26, 2019
Request for entry into the European phase
Search/Exam
Jan 4, 2019
Dec 13, 2018
Copy of the international search report
Search/Exam
Dec 13, 2018
Copy of the international search report
Search/Exam
Dec 13, 2018
Published international application - A1
Search/Exam
Oct 1, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Jun 25, 2018
Jun 6, 2018
(Electronic) Receipt
PCTRO
Jun 6, 2018
Abstract
PCTRO
Jun 6, 2018
Claims
PCTRO
Jun 6, 2018
Description
PCTRO
Jun 6, 2018
Jun 6, 2018
Drawings
PCTRO
Jun 6, 2018