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The patent EP3151566 was granted to GE Video Compression on Mar 31, 2021. The application was filed on Jul 1, 2013 under application number EP16200327A. The patent is currently recorded with a legal status of "Revoked".

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 | Sep 30, 2021 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | GB2491164 |
| OPPOSITION | US2004175047 |
| OPPOSITION | US2009323809 |
| OPPOSITION | US2010014590 |
| OPPOSITION | US2012230428 |
| OPPOSITION | US2013016786 |
| OPPOSITION | US2013107952 |
| OPPOSITION | US6111916 |
| OPPOSITION | WO2012121420 |
| OPPOSITION | WO2013063094 |
| OPPOSITION | WO2013077236 |
| SEARCH | WO2013063094 |
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
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
Feb 22, 2024
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Reply to appeal
Appeal
Feb 20, 2024
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(Electronic) Receipt
Appeal
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Claims
Appeal
Oct 16, 2023
Claims
Appeal
Oct 16, 2023
Claims
Appeal
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Aug 7, 2023
(Electronic) Receipt
Appeal
Aug 7, 2023
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Notice of appeal
Appeal
Jun 5, 2023
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Means of redress
OPPO
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Decision to grant a European patent
Search/Exam
Feb 19, 2021
(Electronic) Receipt
Search/Exam
Feb 19, 2021
Filing of the translations of the claims
Search/Exam
Feb 19, 2021
French translation of claims
Search/Exam
Feb 19, 2021
German translation of the claims
Search/Exam
Feb 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 7, 2020
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Intention to grant (signatures)
Search/Exam
Oct 9, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 9, 2020
Sep 21, 2020
Examination started
Search/Exam
Oct 5, 2017
(Electronic) Receipt
Search/Exam
Oct 5, 2017
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Amended claims with annotations
Search/Exam
Oct 5, 2017
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Amended description with annotations
Search/Exam
Oct 5, 2017
Amendments received before examination
Search/Exam
Oct 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 10, 2017
Mar 8, 2017
Notification of forthcoming publication
Search/Exam
Feb 14, 2017
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European search opinion
Search/Exam
Feb 14, 2017
European search report
Search/Exam
Feb 14, 2017
Information on Search Strategy
Search/Exam
Jan 16, 2017
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Nov 23, 2016
Abstract
Search/Exam
Nov 23, 2016
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Claims
Search/Exam
Nov 23, 2016
Description
Search/Exam
Nov 23, 2016
Designation of inventor
Search/Exam
Nov 23, 2016
Drawings
Search/Exam
Nov 23, 2016
Request for grant of a European patent
Search/Exam
Nov 23, 2016
Submission concerning representation
Search/Exam
Jan 21, 2014