The weekly litigation news digest is live. Subscribe now
The patent EP3804671 was granted to Mani on Jun 29, 2022. The application was filed on Sep 22, 2020 under application number EP20197410A. 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 |
|---|---|---|---|
| GEUDER | Dec 23, 2022 | ULLRICH & NAUMANN PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2010126076 |
| OPPOSITION | DE102009033015 |
| OPPOSITION | DE29705871U |
| OPPOSITION | US2008188877 |
| OPPOSITION | US2014172010 |
| OPPOSITION | US2017079675 |
| OPPOSITION | US2017086871 |
| OPPOSITION | US2017348013 |
| SEARCH | DE102009033015 |
| SEARCH | US2014172010 |
| SEARCH | WO2013120491 |
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 5, 2025
Dec 2, 2025
(Electronic) Receipt
Appeal
Dec 2, 2025
Dec 2, 2025
Dec 1, 2025
Dec 1, 2025
Nov 26, 2025
Nov 24, 2025
Nov 24, 2025
Nov 21, 2025
Nov 17, 2025
(Electronic) Receipt
Appeal
Nov 17, 2025
Nov 17, 2025
Nov 14, 2025
Nov 14, 2025
Nov 11, 2025
Nov 10, 2025
Nov 3, 2025
Nov 3, 2025
Oct 27, 2025
Oct 22, 2024
Oct 14, 2024
(Electronic) Receipt
Appeal
Oct 14, 2024
Oct 14, 2024
Aug 21, 2024
Aug 21, 2024
Aug 16, 2024
(Electronic) Receipt
Appeal
Aug 16, 2024
Aug 16, 2024
Notice of appeal
Appeal
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Means of redress
OPPO
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Jun 18, 2024
Apr 17, 2024
Apr 17, 2024
Apr 16, 2024
Apr 15, 2024
Apr 15, 2024
Apr 15, 2024
Feb 22, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Jan 16, 2024
Jan 11, 2024
Jan 11, 2024
Jan 11, 2024
Jan 11, 2024
Jan 3, 2024
Nov 21, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 16, 2023
Nov 14, 2023
Nov 14, 2023
Nov 9, 2023
Nov 7, 2023
Nov 6, 2023
Nov 6, 2023
Nov 6, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Sep 26, 2023
May 25, 2023
May 22, 2023
May 22, 2023
May 22, 2023
May 22, 2023
May 22, 2023
Jan 13, 2023
Jan 13, 2023
Jan 5, 2023
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
Dec 23, 2022
May 27, 2022
May 17, 2022
(Electronic) Receipt
Search/Exam
May 17, 2022
Letter accompanying subsequently filed items
Search/Exam
May 17, 2022
Request for correction of the publication
Search/Exam
Apr 5, 2022
Feb 24, 2022
Decision to grant a European patent
Search/Exam
Feb 14, 2022
(Electronic) Receipt
Search/Exam
Feb 14, 2022
Filing of the translations of the claims
Search/Exam
Feb 14, 2022
French translation of claims
Search/Exam
Feb 14, 2022
German translation of the claims
Search/Exam
Feb 14, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Intention to grant (signatures)
Search/Exam
Oct 6, 2021
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2021
Sep 20, 2021
Examination started
Search/Exam
May 18, 2021
(Electronic) Receipt
Search/Exam
May 18, 2021
Letter accompanying subsequently filed items
Search/Exam
May 18, 2021
Maintenance of the application
Search/Exam
Apr 19, 2021
Mar 17, 2021
Notification of forthcoming publication
Search/Exam
Mar 16, 2021
Mar 15, 2021
Mar 15, 2021
European search opinion
Search/Exam
Mar 15, 2021
European search report
Search/Exam
Mar 15, 2021
Information on Search Strategy
Search/Exam
Mar 11, 2021
(Electronic) Receipt
Search/Exam
Mar 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 11, 2021
Mar 5, 2021
Invitation to file priority document
Search/Exam
Feb 16, 2021
Search started
Search/Exam
Nov 13, 2020
Communication to designated inventor
Search/Exam
Sep 22, 2020
Abstract
Search/Exam
Sep 22, 2020
Sep 22, 2020
Claims
Search/Exam
Sep 22, 2020
Description
Search/Exam
Sep 22, 2020
Designation of inventor
Search/Exam
Sep 22, 2020
Drawings
Search/Exam
Sep 22, 2020
Request for grant of a European patent
Search/Exam
Sep 22, 2020
Submission concerning representation
Search/Exam