The weekly litigation news digest is live. Subscribe now
The patent EP3402195 was granted to Electronics And Telecommunications Research Institute on Oct 6, 2021. The application was filed on Aug 17, 2011 under application number EP18175121A. 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 | Jul 5, 2022 | HGF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP2579594 |
| OPPOSITION | KR20100025572 |
| OPPOSITION | KR20100050852 |
| OPPOSITION | KR20100079104 |
| OPPOSITION | KR20100124181 |
| SEARCH | EP2579594 |
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
Nov 6, 2025
Nov 6, 2025
Nov 6, 2025
Sep 30, 2025
Sep 30, 2025
Sep 30, 2025
Sep 22, 2025
Sep 19, 2025
(Electronic) Receipt
Appeal
Sep 19, 2025
Sep 19, 2025
Sep 12, 2025
Sep 10, 2025
(Electronic) Receipt
Appeal
Sep 10, 2025
Sep 10, 2025
Aug 22, 2025
(Electronic) Receipt
Appeal
Aug 22, 2025
Aug 22, 2025
Aug 22, 2025
May 22, 2025
May 22, 2025
Sep 18, 2024
Sep 18, 2024
Sep 12, 2024
Sep 12, 2024
Sep 5, 2024
Sep 3, 2024
Aug 2, 2024
Jul 29, 2024
(Electronic) Receipt
Appeal
Jul 29, 2024
Jul 29, 2024
Reply to appeal
Appeal
Mar 27, 2024
Mar 22, 2024
(Electronic) Receipt
Appeal
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Jan 25, 2024
Jan 25, 2024
Jan 17, 2024
(Electronic) Receipt
Appeal
Jan 17, 2024
Jan 17, 2024
Notice of appeal
Appeal
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Means of redress
OPPO
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Nov 7, 2023
Nov 7, 2023
Nov 6, 2023
Nov 6, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Nov 3, 2023
Oct 27, 2023
Oct 27, 2023
Oct 27, 2023
Oct 25, 2023
Oct 25, 2023
Oct 25, 2023
Oct 19, 2023
Sep 13, 2023
Sep 13, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
Sep 7, 2023
May 12, 2023
May 9, 2023
May 9, 2023
May 9, 2023
Feb 27, 2023
Feb 27, 2023
Feb 27, 2023
Feb 27, 2023
Feb 27, 2023
Feb 27, 2023
Feb 27, 2023
Dec 6, 2022
Dec 1, 2022
Dec 1, 2022
Dec 1, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 12, 2022
Oct 12, 2022
Oct 12, 2022
Jul 22, 2022
Jul 22, 2022
Jul 12, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Jul 5, 2022
Oct 19, 2021
Sep 9, 2021
Decision to grant a European patent
Search/Exam
Jul 12, 2021
(Electronic) Receipt
Search/Exam
Jul 12, 2021
Filing of the translations of the claims
Search/Exam
Jul 12, 2021
French translation of claims
Search/Exam
Jul 12, 2021
German translation of the claims
Search/Exam
Jul 12, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 25, 2021
Mar 25, 2021
Mar 25, 2021
Intention to grant (signatures)
Search/Exam
Mar 25, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 25, 2021
Oct 22, 2020
(Electronic) Receipt
Search/Exam
Oct 22, 2020
Amended claims with annotations
Search/Exam
Oct 22, 2020
Claims
Search/Exam
Oct 22, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 22, 2020
Jul 8, 2020
Annex to the communication
Search/Exam
Jul 8, 2020
Communication from the Examining Division
Search/Exam
Jun 29, 2020
Examination started
Search/Exam
May 14, 2019
(Electronic) Receipt
Search/Exam
May 14, 2019
May 14, 2019
Amended claims with annotations
Search/Exam
May 14, 2019
Amendments received before examination
Search/Exam
May 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 14, 2019
Jan 11, 2019
Jan 7, 2019
Letter which had not been notified
Search/Exam
Jan 3, 2019
Letter which had not been notified
Search/Exam
Nov 19, 2018
Oct 17, 2018
Notification of forthcoming publication
Search/Exam
Oct 15, 2018
Refund of fees
Search/Exam
Sep 24, 2018
Sep 24, 2018
European search opinion
Search/Exam
Sep 24, 2018
European search report
Search/Exam
Sep 24, 2018
Information on Search Strategy
Search/Exam
Sep 10, 2018
Search started
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
Aug 24, 2018
Communication to designated inventor
Search/Exam
May 30, 2018
Abstract
Search/Exam
May 30, 2018
May 30, 2018
Claims
Search/Exam
May 30, 2018
Description
Search/Exam
May 30, 2018
Designation of inventor
Search/Exam
May 30, 2018
Drawings
Search/Exam
May 30, 2018
Request for grant of a European patent
Search/Exam
Mar 13, 2012
Mar 13, 2012
Mar 13, 2012
Mar 13, 2012