The weekly litigation news digest is live. Subscribe now
The patent EP3343781 was granted to GE Video Compression on Dec 1, 2021. The application was filed on Jun 18, 2012 under application number EP18152613A. 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 |
|---|---|---|---|
| UNIFIED PATENTS | Aug 30, 2022 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2011128268 |
| OPPOSITION | US6894628 |
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 16, 2025
Dec 15, 2025
Dec 12, 2025
(Electronic) Receipt
Appeal
Dec 12, 2025
Dec 12, 2025
Dec 11, 2025
Dec 9, 2025
(Electronic) Receipt
Appeal
Dec 9, 2025
Dec 9, 2025
Dec 9, 2025
Dec 9, 2025
Dec 9, 2025
Dec 9, 2025
Dec 5, 2025
(Electronic) Receipt
Appeal
Dec 5, 2025
Dec 5, 2025
Dec 4, 2025
Dec 4, 2025
Nov 18, 2025
Nov 14, 2025
(Electronic) Receipt
Appeal
Nov 14, 2025
Nov 14, 2025
Nov 11, 2025
Nov 11, 2025
Mar 19, 2025
Mar 14, 2025
Jan 8, 2025
Jan 7, 2025
Jan 3, 2025
(Electronic) Receipt
Appeal
Jan 3, 2025
Jan 3, 2025
Jan 3, 2025
Reply to appeal
Appeal
Jan 2, 2025
(Electronic) Receipt
Appeal
Jan 2, 2025
Jan 2, 2025
Reply to appeal
Appeal
Sep 3, 2024
Sep 3, 2024
Sep 3, 2024
Aug 28, 2024
(Electronic) Receipt
Appeal
Aug 28, 2024
Aug 28, 2024
Aug 8, 2024
Jul 10, 2024
Jul 10, 2024
Jul 3, 2024
(Electronic) Receipt
Appeal
Jul 3, 2024
Jul 3, 2024
Notice of appeal
Appeal
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
Means of redress
OPPO
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
Apr 17, 2024
Apr 12, 2024
Apr 11, 2024
Apr 10, 2024
Apr 10, 2024
Apr 10, 2024
Apr 10, 2024
Apr 10, 2024
Apr 10, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 8, 2024
Apr 4, 2024
Apr 4, 2024
Apr 4, 2024
Feb 21, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 16, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Oct 11, 2023
Oct 10, 2023
Oct 9, 2023
Oct 6, 2023
Oct 6, 2023
Oct 6, 2023
Sep 12, 2023
Sep 12, 2023
Sep 12, 2023
Sep 12, 2023
Sep 12, 2023
Sep 12, 2023
Sep 12, 2023
Jan 26, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Jan 23, 2023
Sep 15, 2022
Sep 15, 2022
Sep 5, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Aug 30, 2022
Dec 14, 2021
Nov 5, 2021
Decision to grant a European patent
Search/Exam
Oct 19, 2021
(Electronic) Receipt
Search/Exam
Oct 19, 2021
Filing of the translations of the claims
Search/Exam
Oct 19, 2021
French translation of claims
Search/Exam
Oct 19, 2021
German translation of the claims
Search/Exam
Oct 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
Intention to grant (signatures)
Search/Exam
Jun 10, 2021
Text intended for grant (clean copy)
Search/Exam
Jun 10, 2021
Jan 25, 2021
(Electronic) Receipt
Search/Exam
Jan 25, 2021
Amended claims with annotations
Search/Exam
Jan 25, 2021
Claims
Search/Exam
Jan 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2021
Dec 7, 2020
Nov 30, 2020
Nov 27, 2020
Nov 24, 2020
(Electronic) Receipt
Search/Exam
Nov 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 24, 2020
Jul 14, 2020
Annex to the communication
Search/Exam
Jul 14, 2020
Communication from the Examining Division
Search/Exam
Mar 26, 2020
Decision to allow further processing
Search/Exam
Mar 18, 2020
(Electronic) Receipt
Search/Exam
Mar 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 18, 2020
Request for further processing
Search/Exam
Jan 20, 2020
Oct 22, 2019
Oct 17, 2019
(Electronic) Receipt
Search/Exam
Oct 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 17, 2019
Jun 7, 2019
Annex to the communication
Search/Exam
Jun 7, 2019
Communication from the Examining Division
Search/Exam
May 31, 2019
Examination started
Search/Exam
Apr 29, 2019
Decision to allow further processing
Search/Exam
Apr 12, 2019
(Electronic) Receipt
Search/Exam
Apr 12, 2019
Amendments received before examination
Search/Exam
Apr 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2019
Dec 28, 2018
(Electronic) Receipt
Search/Exam
Dec 28, 2018
Letter concerning fees and payments
Search/Exam
Jul 9, 2018
Jun 6, 2018
Notification of forthcoming publication
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 13, 2018
Communication to designated inventor
Search/Exam
Apr 5, 2018
Refund of fees
Search/Exam
Mar 21, 2018
Mar 21, 2018
European search opinion
Search/Exam
Mar 21, 2018
European search report
Search/Exam
Mar 21, 2018
Information on Search Strategy
Search/Exam
Feb 19, 2018
(Electronic) Receipt
Search/Exam
Feb 19, 2018
Claims
Search/Exam
Feb 19, 2018
Drawings
Search/Exam
Feb 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 19, 2018
Matter concerning the application
Search/Exam
Feb 19, 2018
Matter concerning the application
Search/Exam
Feb 19, 2018
Feb 12, 2018
Jan 19, 2018
Abstract
Search/Exam
Jan 19, 2018
Jan 19, 2018
Description
Search/Exam
Jan 19, 2018
Designation of inventor
Search/Exam
Jan 19, 2018
Drawings
Search/Exam
Jan 19, 2018
Request for grant of a European patent
Search/Exam
Jan 19, 2018
Submission concerning representation
Search/Exam
Jan 7, 2013
Jan 7, 2013