The weekly litigation news digest is live. Subscribe now
The patent EP3671035 was granted to Trilux on Feb 9, 2022. The application was filed on Dec 20, 2019 under application number EP19218415A. 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 |
|---|---|---|---|
| SCHOPF | Nov 9, 2022 | SAMSON & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2018214804 |
| OPPOSITION | CN201487718U |
| OPPOSITION | CN201935071U |
| OPPOSITION | CN203024030U |
| OPPOSITION | CN204922732U |
| OPPOSITION | DE102010054592 |
| OPPOSITION | DE202013102667U |
| OPPOSITION | EP2779652 |
| OPPOSITION | JPH05206339 |
| OPPOSITION | KR101727908B |
| OPPOSITION | WO2018214804 |
| SEARCH | KR101000014B |
| SEARCH | KR101376079B |
| SEARCH | US2012057351 |
| SEARCH | US2013092362 |
| SEARCH | US2015345772 |
| SEARCH | US2018202644 |
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
Nov 7, 2025
Oct 24, 2025
(Electronic) Receipt
Appeal
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Oct 24, 2025
Sep 11, 2025
Sep 11, 2025
Sep 10, 2025
Sep 10, 2025
Sep 5, 2025
Aug 29, 2025
Aug 25, 2025
(Electronic) Receipt
Appeal
Aug 25, 2025
Aug 25, 2025
Jun 27, 2025
Jun 23, 2025
Jun 23, 2025
Jun 16, 2025
(Electronic) Receipt
Appeal
Jun 16, 2025
(Electronic) Receipt
Appeal
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Jun 16, 2025
Reply to appeal
Appeal
Jun 16, 2025
Reply to appeal
Appeal
Feb 14, 2025
Feb 14, 2025
Feb 10, 2025
(Electronic) Receipt
Appeal
Feb 10, 2025
(Electronic) Receipt
Appeal
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Feb 10, 2025
Dec 16, 2024
Dec 16, 2024
Dec 16, 2024
Dec 16, 2024
Dec 9, 2024
(Electronic) Receipt
Appeal
Dec 9, 2024
(Electronic) Receipt
Appeal
Dec 9, 2024
Dec 9, 2024
Notice of appeal
Appeal
Dec 9, 2024
Notice of appeal
Appeal
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Means of redress
OPPO
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Sep 13, 2024
Jul 17, 2024
Jul 17, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Feb 9, 2024
Aug 10, 2023
Aug 3, 2023
Aug 3, 2023
Aug 3, 2023
Aug 3, 2023
Aug 3, 2023
Apr 17, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Apr 11, 2023
Dec 1, 2022
Dec 1, 2022
Nov 29, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Nov 9, 2022
Feb 22, 2022
Jan 13, 2022
Decision to grant a European patent
Search/Exam
Dec 29, 2021
(Electronic) Receipt
Search/Exam
Dec 29, 2021
English translation of the claims
Search/Exam
Dec 29, 2021
Filing of the translations of the claims
Search/Exam
Dec 29, 2021
French translation of claims
Search/Exam
Dec 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 26, 2021
Nov 26, 2021
Nov 26, 2021
Intention to grant (signatures)
Search/Exam
Nov 26, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 26, 2021
Jul 22, 2021
(Electronic) Receipt
Search/Exam
Jul 22, 2021
Amended claims with annotations
Search/Exam
Jul 22, 2021
Amended description with annotations
Search/Exam
Jul 22, 2021
Claims
Search/Exam
Jul 22, 2021
Description
Search/Exam
Jul 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 22, 2021
Mar 19, 2021
Annex to a communication
Search/Exam
Mar 19, 2021
Annex to the communication
Search/Exam
Mar 19, 2021
Communication from the Examining Division
Search/Exam
Mar 15, 2021
Examination started
Search/Exam
Jan 27, 2021
(Electronic) Receipt
Search/Exam
Jan 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2021
Priority search results
Search/Exam
Jan 27, 2021
Jan 22, 2021
Jan 11, 2021
(Electronic) Receipt
Search/Exam
Jan 11, 2021
Jan 11, 2021
Amended claims with annotations
Search/Exam
Jan 11, 2021
Jan 11, 2021
Amended description with annotations
Search/Exam
Jan 11, 2021
Amendments received before examination
Search/Exam
Jan 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2020
May 27, 2020
Notification of forthcoming publication
Search/Exam
Mar 12, 2020
Mar 12, 2020
Mar 12, 2020
Mar 12, 2020
European search opinion
Search/Exam
Mar 12, 2020
European search report
Search/Exam
Mar 12, 2020
Information on Search Strategy
Search/Exam
Feb 25, 2020
Search started
Search/Exam
Feb 12, 2020
Communication to designated inventor
Search/Exam
Feb 12, 2020
Communication to designated inventor
Search/Exam
Jan 14, 2020
Letter concerning the priority
Search/Exam
Jan 14, 2020
Priority document
Search/Exam
Dec 20, 2019
Abstract
Search/Exam
Dec 20, 2019
Dec 20, 2019
Claims
Search/Exam
Dec 20, 2019
Description
Search/Exam
Dec 20, 2019
Designation of inventor
Search/Exam
Dec 20, 2019
Drawings
Search/Exam
Dec 20, 2019
Request for grant of a European patent
Search/Exam