The weekly litigation news digest is live. Subscribe now
The patent EP3261587 was granted to Radspieler on Nov 13, 2019. The application was filed on Feb 26, 2016 under application number EP16706645A. 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 |
|---|---|---|---|
| UNIVERSITY OF STRATHCLYDE | Aug 12, 2020 | MARKS & CLERK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2009015455 |
| DESCRIPTION | WO2009052602 |
| DESCRIPTION | WO2010111768 |
| INTERNATIONAL-SEARCH-REPORT | GB2232598 |
| INTERNATIONAL-SEARCH-REPORT | US2002043738 |
| INTERNATIONAL-SEARCH-REPORT | US4735754 |
| OPPOSITION | EP0392025 |
| OPPOSITION | GB2232598 |
| OPPOSITION | US2015250624 |
| OPPOSITION | US4923474 |
| OPPOSITION | US5971729 |
| OPPOSITION | US6136039 |
| OPPOSITION | US6231617 |
| OPPOSITION | US8317873 |
| OPPOSITION | US8597368 |
| OPPOSITION | WO2011106258 |
| OPPOSITION | WO2013136284 |
| OPPOSITION | WO2014032815 |
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 4, 2025
Aug 27, 2024
Refund of fees
Appeal
Aug 23, 2024
Aug 23, 2024
Aug 22, 2024
Aug 22, 2024
Aug 22, 2024
Aug 20, 2024
(Electronic) Receipt
Appeal
Aug 20, 2024
Aug 20, 2024
Aug 20, 2024
Withdrawal of an appeal
Appeal
Jul 22, 2024
Jul 22, 2024
Jul 12, 2024
Jul 10, 2024
(Electronic) Receipt
Appeal
Jul 10, 2024
Jul 10, 2024
Jun 20, 2024
Jun 20, 2024
Jun 17, 2024
Jun 17, 2024
Jan 9, 2024
Advice of delivery
Appeal
Jan 2, 2024
Jan 2, 2024
Dec 20, 2023
Dec 20, 2023
Dec 19, 2023
(Electronic) Receipt
Appeal
Dec 19, 2023
Dec 19, 2023
Dec 15, 2023
Advice of delivery
Appeal
Dec 7, 2023
Dec 7, 2023
Dec 4, 2023
Dec 4, 2023
Jul 25, 2023
Mar 7, 2023
Feb 14, 2023
(Electronic) Receipt
Appeal
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Claims
Appeal
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Reply to appeal
Appeal
Oct 14, 2022
Oct 5, 2022
(Electronic) Receipt
Appeal
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Oct 5, 2022
Aug 12, 2022
Aug 12, 2022
Aug 5, 2022
(Electronic) Receipt
Appeal
Aug 5, 2022
Aug 5, 2022
Notice of appeal
Appeal
Jul 13, 2022
Jul 12, 2022
Jul 12, 2022
May 31, 2022
May 31, 2022
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
Means of redress
OPPO
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
May 27, 2022
Apr 25, 2022
Apr 19, 2022
Apr 19, 2022
Mar 9, 2022
Jan 14, 2022
Jan 14, 2022
Jan 10, 2022
Jan 10, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Jan 6, 2022
Jan 6, 2022
Jan 6, 2022
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 24, 2021
Dec 20, 2021
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 9, 2021
Dec 9, 2021
Jun 7, 2021
Jun 1, 2021
Apr 26, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Apr 22, 2021
Jan 27, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Jan 11, 2021
Aug 25, 2020
Aug 25, 2020
Aug 21, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Aug 12, 2020
Feb 13, 2020
Jan 28, 2020
(Electronic) Receipt
Search/Exam
Jan 28, 2020
Annexes in respect of a client data request
Search/Exam
Jan 28, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 28, 2020
Nov 25, 2019
Oct 17, 2019
Decision to grant a European patent
Search/Exam
Oct 7, 2019
(Electronic) Receipt
Search/Exam
Oct 7, 2019
Filing of the translations of the claims
Search/Exam
Oct 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2019
Jun 12, 2019
Jun 12, 2019
Intention to grant (signatures)
Search/Exam
Jun 12, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 12, 2019
Apr 2, 2019
Mar 27, 2019
(Electronic) Receipt
Search/Exam
Mar 27, 2019
Amended claims with annotations
Search/Exam
Mar 27, 2019
Amended description with annotations
Search/Exam
Mar 27, 2019
Amended drawings with annotations
Search/Exam
Mar 27, 2019
Claims
Search/Exam
Mar 27, 2019
Description
Search/Exam
Mar 27, 2019
Drawings
Search/Exam
Mar 27, 2019
English translation of the claims
Search/Exam
Mar 27, 2019
French translation of claims
Search/Exam
Mar 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2019
Nov 22, 2018
Nov 22, 2018
Nov 22, 2018
Intention to grant (signatures)
Search/Exam
Nov 22, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 22, 2018
Sep 28, 2018
Examination started
Search/Exam
Jul 2, 2018
(Electronic) Receipt
Search/Exam
Jul 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2018
Jun 12, 2018
Apr 26, 2018
(Electronic) Receipt
Search/Exam
Apr 26, 2018
Apr 26, 2018
Amended claims with annotations
Search/Exam
Apr 26, 2018
Amendments received before examination
Search/Exam
Apr 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 6, 2017
Oct 27, 2017
Sep 22, 2017
(Electronic) Receipt
Search/Exam
Sep 22, 2017
Priority search results
Search/Exam
Sep 22, 2017
Request for entry into the European phase
Search/Exam
Sep 12, 2017
Jul 5, 2017
Information on entry into European phase
Search/Exam
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 19, 2016
Sep 1, 2016
Copy of the international search report
Search/Exam
Sep 1, 2016
Published international application - A1
Search/Exam
May 31, 2016
May 31, 2016
May 31, 2016
Apr 11, 2016
Mar 21, 2016
Mar 21, 2016
Mar 21, 2016
Mar 21, 2016
Mar 21, 2016
Mar 21, 2016
Mar 21, 2016
Mar 4, 2016
Feb 26, 2016
(Electronic) Receipt
PCTRO
Feb 26, 2016
Abstract
PCTRO
Feb 26, 2016
Claims
PCTRO
Feb 26, 2016
Description
PCTRO
Feb 26, 2016
Feb 26, 2016
Drawings
PCTRO
Feb 26, 2016