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The patent EP3167669 was granted to Nokia Solutions And Networks on Mar 10, 2021. The application was filed on Jul 8, 2015 under application number EP15818478A. 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 |
|---|---|---|---|
| GUANGDONG OPPO MOBILE TELECOMMUNICATIONS | Dec 10, 2021 | GULDE & PARTNER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP2568728 |
| INTERNATIONAL-SEARCH-REPORT | US2005138144 |
| INTERNATIONAL-SEARCH-REPORT | US2007286118 |
| INTERNATIONAL-SEARCH-REPORT | US2011320555 |
| INTERNATIONAL-SEARCH-REPORT | US2014004866 |
| INTERNATIONAL-SEARCH-REPORT | US2014064209 |
| INTERNATIONAL-SEARCH-REPORT | US2014148180 |
| INTERNATIONAL-SEARCH-REPORT | WO2014053170 |
| OPPOSITION | EP2713664 |
| OPPOSITION | US2012294236 |
| OPPOSITION | WO2012100199 |
| OPPOSITION | WO2014053990 |
| OPPOSITION | WO2014056523 |
| SEARCH | EP2568728 |
| SEARCH | US2013089033 |
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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Jul 2, 2025
Refund of fees
Appeal
Jun 30, 2025
Jun 30, 2025
Jun 25, 2025
(Electronic) Receipt
Appeal
Jun 25, 2025
Jun 25, 2025
Jun 25, 2025
Withdrawal of an appeal
Appeal
Jan 10, 2025
Jan 10, 2025
Jan 7, 2025
Feb 5, 2024
Feb 5, 2024
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Jan 31, 2024
(Electronic) Receipt
Appeal
Jan 31, 2024
Jan 31, 2024
Sep 28, 2023
Sep 25, 2023
(Electronic) Receipt
Appeal
Sep 25, 2023
Sep 25, 2023
Jul 31, 2023
Jul 31, 2023
Jul 25, 2023
(Electronic) Receipt
Appeal
Jul 25, 2023
Jul 25, 2023
Notice of appeal
Appeal
May 15, 2023
May 15, 2023
May 15, 2023
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May 15, 2023
Means of redress
OPPO
May 15, 2023
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Mar 22, 2021
Feb 11, 2021
Decision to grant a European patent
Search/Exam
Feb 1, 2021
(Electronic) Receipt
Search/Exam
Feb 1, 2021
Filing of the translations of the claims
Search/Exam
Feb 1, 2021
French translation of claims
Search/Exam
Feb 1, 2021
German translation of the claims
Search/Exam
Feb 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2020
Oct 6, 2020
Oct 6, 2020
Intention to grant (signatures)
Search/Exam
Oct 6, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2020
Aug 28, 2020
(Electronic) Receipt
Search/Exam
Aug 28, 2020
Amended claims with annotations
Search/Exam
Aug 28, 2020
Amended description with annotations
Search/Exam
Aug 28, 2020
Claims
Search/Exam
Aug 28, 2020
Description
Search/Exam
Aug 28, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2020
Jul 6, 2020
Jul 1, 2020
(Electronic) Receipt
Search/Exam
Jul 1, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 1, 2020
Feb 26, 2020
Annex to the communication
Search/Exam
Feb 26, 2020
Communication from the Examining Division
Search/Exam
Feb 18, 2020
Examination started
Search/Exam
Jan 28, 2020
Aug 13, 2019
Submission concerning representation
Search/Exam
Jul 31, 2019
Jul 24, 2019
Jul 9, 2019
Submission concerning representation
Search/Exam
Nov 5, 2018
Oct 25, 2018
Aug 22, 2018
(Electronic) Receipt
Search/Exam
Aug 22, 2018
Aug 22, 2018
Amended claims with annotations
Search/Exam
Aug 22, 2018
Aug 22, 2018
Amended description with annotations
Search/Exam
Aug 22, 2018
Amendments received before examination
Search/Exam
Aug 22, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 13, 2018
Jan 26, 2018
Jan 26, 2018
European search opinion
Search/Exam
Jan 26, 2018
Information on Search Strategy
Search/Exam
Jan 26, 2018
Supplementary European search report
Search/Exam
Jan 16, 2018
Search started
Search/Exam
Apr 20, 2017
Mar 20, 2017
Letter which had not been notified
Search/Exam
Feb 21, 2017
Feb 15, 2017
Communication to designated inventor
Search/Exam
Feb 3, 2017
(Electronic) Receipt
Search/Exam
Feb 3, 2017
Feb 3, 2017
Amended claims with annotations
Search/Exam
Feb 3, 2017
Request for entry into the European phase
Search/Exam
Jan 23, 2017
Nov 18, 2016
Information on entry into European phase
Search/Exam
Feb 2, 2016
Jan 14, 2016
Copy of the international search report
Search/Exam
Jan 14, 2016
Jan 14, 2016
Published international application - A1
Search/Exam