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The patent EP3228127 was granted to Guangdong Oppo Mobile Telecommunications on Feb 26, 2020. The application was filed on Nov 13, 2015 under application number EP15805650A. 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 |
|---|---|---|---|
| G LICENSING | Nov 26, 2020 | METROCONSULT | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2014010223 |
| INTERNATIONAL-SEARCH-REPORT | US2014050320 |
| INTERNATIONAL-SEARCH-REPORT | US7224673 |
| OPPOSITION | EP2252096 |
| OPPOSITION | EP3220684 |
| OPPOSITION | US2014010223 |
| OPPOSITION | US7224673 |
| OPPOSITION | WO2007101176 |
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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Nov 17, 2021
Nov 17, 2021
Nov 12, 2021
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Apr 1, 2021
Apr 1, 2021
Apr 1, 2021
Mar 10, 2021
Mar 10, 2021
Authorisation
OPPO
Mar 10, 2021
Mar 10, 2021
Mar 10, 2021
Dec 8, 2020
Dec 8, 2020
Dec 2, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
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Nov 26, 2020
Mar 9, 2020
Jan 30, 2020
Decision to grant a European patent
Search/Exam
Jan 15, 2020
(Electronic) Receipt
Search/Exam
Jan 15, 2020
Filing of the translations of the claims
Search/Exam
Jan 15, 2020
French translation of claims
Search/Exam
Jan 15, 2020
German translation of the claims
Search/Exam
Nov 7, 2019
Oct 29, 2019
Request for correction
Search/Exam
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Intention to grant (signatures)
Search/Exam
Sep 16, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 16, 2019
Jun 24, 2019
Jun 7, 2019
(Electronic) Receipt
Search/Exam
Jun 7, 2019
Annexes in respect of a client data request
Search/Exam
Jun 7, 2019
Annexes in respect of a client data request
Search/Exam
Jun 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 7, 2019
Apr 5, 2018
(Electronic) Receipt
Search/Exam
Apr 5, 2018
Amended claims with annotations
Search/Exam
Apr 5, 2018
Amended description with annotations
Search/Exam
Apr 5, 2018
Claims
Search/Exam
Apr 5, 2018
Description
Search/Exam
Apr 5, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 5, 2018
Feb 13, 2018
Feb 8, 2018
(Electronic) Receipt
Search/Exam
Feb 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2018
Oct 6, 2017
Annex to the communication
Search/Exam
Oct 6, 2017
Communication from the Examining Division
Search/Exam
Sep 28, 2017
Examination started
Search/Exam
Sep 13, 2017
Jul 5, 2017
Communication to designated inventor
Search/Exam
Jun 7, 2017
May 19, 2017
(Electronic) Receipt
Search/Exam
May 19, 2017
May 19, 2017
Amended claims with annotations
Search/Exam
May 19, 2017
Request for entry into the European phase
Search/Exam
Apr 18, 2017
Information on entry into European phase
Search/Exam
Feb 23, 2017
Feb 23, 2017
Feb 23, 2017
Feb 23, 2017
Feb 23, 2017
Jan 25, 2017
Jan 25, 2017
Jan 25, 2017
Jan 25, 2017
Jan 25, 2017
Nov 25, 2016
Written opinion
PCT2
Nov 25, 2016
Nov 25, 2016
Nov 18, 2016
Nov 15, 2016
Notification of election of EPO
Search/Exam
Nov 14, 2016
Nov 14, 2016
Abstract
PCT2
Nov 14, 2016
Nov 14, 2016
Nov 14, 2016
Nov 14, 2016
Nov 11, 2016
Oct 13, 2016
Oct 5, 2016
Oct 5, 2016
Oct 5, 2016
PCT demand form
PCT2
Oct 5, 2016
Jun 28, 2016
Jun 9, 2016
Copy of the international search report
Search/Exam
Jun 9, 2016
Published international application - A1
Search/Exam
Feb 29, 2016
ISR: cited documents
PCTISA
Feb 25, 2016
Feb 25, 2016
Feb 25, 2016
Dec 22, 2015
Dec 10, 2015
Dec 8, 2015
Dec 8, 2015
Nov 13, 2015
Abstract
PCTISA
Nov 13, 2015
Claims
PCTISA
Nov 13, 2015
Description
PCTISA
Nov 13, 2015
Drawings
PCTISA