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The patent EP3298744 was granted to Nokia Solutions And Networks on Jan 20, 2021. The application was filed on May 19, 2015 under application number EP15723234A. 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OPPO MOBILE TELECOMMUNICATIONS | Oct 20, 2021 | BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANWALTE RECHTSANWALTE | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2013034054 |
| INTERNATIONAL-SEARCH-REPORT | US5886749 |
| INTERNATIONAL-SEARCH-REPORT | WO2009021244 |
| INTERNATIONAL-SEARCH-REPORT | WO2014123926 |
| OPPOSITION | EP3298744 |
| OPPOSITION | US2007280098 |
| OPPOSITION | US7496113 |
| OPPOSITION | WO2016184503 |
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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Mar 26, 2025
Refund of fees
Appeal
Mar 25, 2025
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Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
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Appeal
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Appeal
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Mar 7, 2025
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Appeal
Mar 7, 2025
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Appeal
Mar 7, 2025
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Mar 7, 2025
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Mar 7, 2025
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Mar 7, 2025
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Mar 7, 2025
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Mar 7, 2025
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Mar 7, 2025
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Feb 20, 2025
(Electronic) Receipt
Appeal
Feb 20, 2025
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Jan 26, 2024
(Electronic) Receipt
Appeal
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Oct 2, 2023
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Reply to appeal
Appeal
May 22, 2023
May 15, 2023
(Electronic) Receipt
Appeal
May 15, 2023
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Appeal
Mar 13, 2023
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Notice of appeal
Appeal
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OPPO
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Decision to grant a European patent
Search/Exam
Dec 9, 2020
(Electronic) Receipt
Search/Exam
Dec 9, 2020
Filing of the translations of the claims
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Dec 9, 2020
French translation of claims
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Dec 9, 2020
German translation of the claims
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Dec 9, 2020
Letter accompanying subsequently filed items
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Oct 14, 2020
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Intention to grant (signatures)
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Oct 14, 2020
Text intended for grant (clean copy)
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Oct 14, 2020
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(Electronic) Receipt
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Jun 10, 2020
Amended claims with annotations
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Jun 10, 2020
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Jun 10, 2020
Claims
Search/Exam
Jun 10, 2020
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Search/Exam
Jun 10, 2020
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
Search/Exam
Jun 10, 2020
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Annex to the communication
Search/Exam
Feb 14, 2020
Communication from the Examining Division
Search/Exam
Jan 28, 2020
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(Electronic) Receipt
Search/Exam
Dec 10, 2019
Amended claims with annotations
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Dec 10, 2019
Amended description with annotations
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Dec 10, 2019
Claims
Search/Exam
Dec 10, 2019
Description
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Dec 10, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 10, 2019
Sep 6, 2019
Annex to the communication
Search/Exam
Sep 6, 2019
Communication from the Examining Division
Search/Exam
Sep 2, 2019
Examination started
Search/Exam
Aug 13, 2019
Submission concerning representation
Search/Exam
Jul 31, 2019
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Submission concerning representation
Search/Exam
Feb 28, 2018
Jan 24, 2018
Letter which had not been notified
Search/Exam
Jan 11, 2018
Dec 22, 2017
Communication to designated inventor
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Dec 22, 2017
Communication to designated inventor
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Communication to designated inventor
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Dec 22, 2017
Communication to designated inventor
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Dec 6, 2017
Nov 28, 2017
(Electronic) Receipt
Search/Exam
Nov 28, 2017
Nov 28, 2017
Request for entry into the European phase
Search/Exam
Sep 29, 2017
Information on entry into European phase
Search/Exam
Nov 24, 2016
Copy of the international search report
Search/Exam
Nov 24, 2016
Published international application - A1
Search/Exam
Feb 8, 2016
ISR: cited documents
PCTISA
Feb 5, 2016
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May 19, 2015
(Electronic) Receipt
PCTRO
May 19, 2015
Abstract
PCTRO
May 19, 2015
Claims
PCTRO
May 19, 2015
Description
PCTRO
May 19, 2015
Drawings
PCTRO