The weekly litigation news digest is live. Subscribe now
The patent EP3470097 was granted to Arctic Biomaterials on Mar 31, 2021. The application was filed on Oct 16, 2017 under application number EP17196561A. 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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| PURAC BIOCHEM | Dec 21, 2021 | DE VRIES & METMAN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | WO2008067531 |
| OPPOSITION | WO2010122019 |
| OPPOSITION | WO2010128039 |
| OPPOSITION | WO2014153535 |
| OPPOSITION | WO2016035088 |
| OPPOSITION | WO2016103049 |
| OPPOSITION | WO2017123726 |
| SEARCH | US2014235754 |
| SEARCH | US2017173868 |
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 13, 2023
Refund of fees
Appeal
Nov 9, 2023
Nov 9, 2023
Nov 2, 2023
(Electronic) Receipt
Appeal
Nov 2, 2023
Nov 2, 2023
Withdrawal of an appeal
Appeal
Oct 17, 2023
Oct 12, 2023
(Electronic) Receipt
Appeal
Oct 12, 2023
Oct 12, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 8, 2023
Sep 4, 2023
(Electronic) Receipt
Appeal
Sep 4, 2023
Sep 4, 2023
Notice of appeal
Appeal
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Means of redress
OPPO
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jul 4, 2023
Jun 13, 2023
Apr 19, 2023
Apr 18, 2023
Apr 13, 2023
Apr 13, 2023
Apr 13, 2023
Apr 13, 2023
Apr 6, 2023
Apr 6, 2023
Dec 12, 2022
Dec 12, 2022
Sep 16, 2022
Sep 16, 2022
Sep 16, 2022
Sep 16, 2022
Sep 16, 2022
Sep 16, 2022
Sep 16, 2022
May 31, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
May 25, 2022
Jan 18, 2022
Jan 18, 2022
Jan 4, 2022
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Apr 13, 2021
Mar 4, 2021
Decision to grant a European patent
Search/Exam
Feb 18, 2021
(Electronic) Receipt
Search/Exam
Feb 18, 2021
Filing of the translations of the claims
Search/Exam
Feb 18, 2021
French translation of claims
Search/Exam
Feb 18, 2021
German translation of the claims
Search/Exam
Feb 11, 2021
Change to the inventor details
Search/Exam
Feb 11, 2021
Feb 8, 2021
(Electronic) Receipt
Search/Exam
Feb 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2021
Oct 19, 2020
Oct 19, 2020
Oct 19, 2020
Intention to grant (signatures)
Search/Exam
Oct 19, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 19, 2020
Sep 23, 2020
Examination started
Search/Exam
Dec 4, 2019
Oct 16, 2019
(Electronic) Receipt
Search/Exam
Oct 16, 2019
Oct 16, 2019
Amended claims with annotations
Search/Exam
Oct 16, 2019
Amendments received before examination
Search/Exam
Oct 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2019
Mar 20, 2019
Notification of forthcoming publication
Search/Exam
Oct 9, 2018
Communication to designated inventor
Search/Exam
Oct 9, 2018
Communication to designated inventor
Search/Exam
Oct 1, 2018
(Electronic) Receipt
Search/Exam
Oct 1, 2018
Designation of inventor
Search/Exam
Oct 1, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 1, 2018
Letter concerning the inventor
Search/Exam
Apr 30, 2018
Apr 30, 2018
European search opinion
Search/Exam
Apr 30, 2018
European search report
Search/Exam
Apr 30, 2018
Information on Search Strategy
Search/Exam
Apr 9, 2018
Search started
Search/Exam
Dec 8, 2017
Communication to designated inventor
Search/Exam
Dec 8, 2017
Communication to designated inventor
Search/Exam
Oct 16, 2017
Abstract
Search/Exam
Oct 16, 2017
Oct 16, 2017
Claims
Search/Exam
Oct 16, 2017
Description
Search/Exam
Oct 16, 2017
Designation of inventor
Search/Exam
Oct 16, 2017
Drawings
Search/Exam
Oct 16, 2017
Request for grant of a European patent
Search/Exam