The weekly litigation news digest is live. Subscribe now
The patent EP3681812 was granted to GD Societ PER Azioni on May 11, 2022. The application was filed on Sep 12, 2018 under application number EP18785748A. The patent is currently recorded with a legal status of "Opposition Rejected".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CN104828353 |
| INTERNATIONAL-SEARCH-REPORT | US2009108054 |
| INTERNATIONAL-SEARCH-REPORT | WO2010037529 |
| OPPOSITION | CH473012 |
| OPPOSITION | CN104828353 |
| OPPOSITION | DE19846027 |
| OPPOSITION | EP1048577 |
| OPPOSITION | EP2481676 |
| OPPOSITION | KR20110080953 |
| OPPOSITION | US2009108054 |
| OPPOSITION | WO2010037529 |
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
Mar 26, 2025
Mar 26, 2025
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Means of redress
OPPO
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 19, 2024
Dec 11, 2024
Oct 15, 2024
Oct 8, 2024
Oct 8, 2024
Oct 8, 2024
Sep 30, 2024
Sep 25, 2024
Sep 25, 2024
Sep 25, 2024
May 28, 2024
May 23, 2024
Annex
OPPO
May 23, 2024
May 23, 2024
Nov 15, 2023
Nov 14, 2023
Nov 14, 2023
Nov 14, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 13, 2023
Nov 6, 2023
Sep 7, 2023
Aug 31, 2023
Aug 3, 2023
Jul 28, 2023
Jul 28, 2023
Jul 28, 2023
Apr 28, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Apr 24, 2023
Mar 24, 2023
Mar 24, 2023
Mar 23, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Mar 16, 2023
Feb 10, 2023
Feb 10, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Feb 3, 2023
Nov 22, 2022
Annexes in respect of a client data request
Search/Exam
Nov 22, 2022
Annexes in respect of a client data request
Search/Exam
Nov 22, 2022
Submission concerning representation
Search/Exam
Nov 22, 2022
Submission concerning representation
Search/Exam
May 24, 2022
Apr 14, 2022
Decision to grant a European patent
Search/Exam
Mar 31, 2022
(Electronic) Receipt
Search/Exam
Mar 31, 2022
Filing of the translations of the claims
Search/Exam
Mar 31, 2022
French translation of claims
Search/Exam
Mar 31, 2022
German translation of the claims
Search/Exam
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Intention to grant (signatures)
Search/Exam
Nov 30, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 30, 2021
Jul 8, 2021
(Electronic) Receipt
Search/Exam
Jul 8, 2021
Amended claims with annotations
Search/Exam
Jul 8, 2021
Amended description with annotations
Search/Exam
Jul 8, 2021
Claims
Search/Exam
Jul 8, 2021
Description
Search/Exam
Jul 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 8, 2021
Mar 18, 2021
Annex to the communication
Search/Exam
Mar 18, 2021
Communication from the Examining Division
Search/Exam
Mar 10, 2021
Examination started
Search/Exam
Jun 24, 2020
May 20, 2020
(Electronic) Receipt
Search/Exam
May 20, 2020
May 20, 2020
Amended claims with annotations
Search/Exam
May 20, 2020
Amendments received before examination
Search/Exam
May 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 21, 2020
Apr 17, 2020
Communication to designated inventor
Search/Exam
Apr 17, 2020
Communication to designated inventor
Search/Exam
Apr 1, 2020
Mar 11, 2020
(Electronic) Receipt
Search/Exam
Mar 11, 2020
Mar 11, 2020
Amended description with annotations
Search/Exam
Mar 11, 2020
Request for entry into the European phase
Search/Exam
Jan 24, 2020
Information on entry into European phase
Search/Exam
Sep 24, 2019
Sep 24, 2019
Notification of the recording of a change
Search/Exam
Sep 19, 2019
Sep 19, 2019
Notification of the recording of a change
Search/Exam
Apr 11, 2019
Mar 21, 2019
Copy of the international search report
Search/Exam
Mar 21, 2019
Published international application - A1
Search/Exam
Nov 19, 2018
ISR: cited documents
PCTISA
Nov 15, 2018
Nov 15, 2018
Nov 15, 2018
Oct 26, 2018
Oct 16, 2018
Abstract
PCTISA
Oct 16, 2018
Claims
PCTISA
Oct 16, 2018
Description
PCTISA
Oct 16, 2018
Drawings
PCTISA
Oct 16, 2018
Oct 16, 2018
Oct 16, 2018
Oct 16, 2018
Mar 27, 2018
Priority search results copy provided by EPO
Search/Exam