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The patent EP3372657 was granted to AVA Green Chemistry on Sep 25, 2019. The application was originally filed on Mar 10, 2017 under application number EP17160428A. 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 |
|---|---|---|---|
| HEINEKING | Jun 24, 2020 | DIEHL & PARTNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US8043505 |
| OPPOSITION | DE102007062810 |
| OPPOSITION | DE102009022364 |
| OPPOSITION | DE102010044200 |
| OPPOSITION | US8043505 |
| OPPOSITION | US9556384 |
| OPPOSITION | WO2011117837 |
| OPPOSITION | WO2016071808 |
| OPPOSITION | WO2016071828 |
| OTHER | US8043505 |
| OTHER | WO2016071808 |
| SEARCH | CN105264048 |
| SEARCH | DE102010044200 |
| SEARCH | US2006096163 |
| SEARCH | US2010162619 |
| SEARCH | US2012042566 |
| SEARCH | WO2013079063 |
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 4, 2022
Mar 4, 2022
Mar 1, 2022
Nov 25, 2021
Nov 18, 2021
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Means of redress
OPPO
Nov 18, 2021
Nov 18, 2021
Nov 16, 2021
Nov 16, 2021
Oct 12, 2021
Oct 12, 2021
Oct 8, 2021
Oct 8, 2021
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Oct 5, 2021
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Sep 16, 2021
Sep 15, 2021
Sep 15, 2021
Sep 9, 2021
Sep 9, 2021
Sep 9, 2021
Apr 1, 2021
Mar 30, 2021
Mar 22, 2021
Mar 22, 2021
Annexes in respect of a client data request
Search/Exam
Mar 22, 2021
Annexes in respect of a client data request
Search/Exam
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Dec 23, 2020
Dec 16, 2020
Dec 15, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 11, 2020
Dec 10, 2020
Dec 10, 2020
Dec 10, 2020
Dec 10, 2020
Dec 10, 2020
Dec 10, 2020
Oct 5, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Jul 9, 2020
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Jul 3, 2020
Jun 25, 2020
Jun 25, 2020
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Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Jun 24, 2020
Oct 7, 2019
Aug 29, 2019
Decision to grant a European patent
Search/Exam
Aug 14, 2019
Aug 12, 2019
(Electronic) Receipt
Search/Exam
Aug 12, 2019
English translation of the claims
Search/Exam
Aug 12, 2019
French translation of claims
Search/Exam
Aug 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2019
Aug 7, 2019
Aug 2, 2019
(Electronic) Receipt
Search/Exam
Aug 2, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 2, 2019
Observations by third parties
Search/Exam
Aug 2, 2019
Patent document filed by a Third party
Search/Exam
Apr 11, 2019
Apr 11, 2019
Apr 11, 2019
Intention to grant (signatures)
Search/Exam
Apr 11, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 11, 2019
Feb 20, 2019
Feb 8, 2019
(Electronic) Receipt
Search/Exam
Feb 8, 2019
Amended claims with annotations
Search/Exam
Feb 8, 2019
Amended description with annotations
Search/Exam
Feb 8, 2019
Annexes in respect of a client data request
Search/Exam
Feb 8, 2019
Claims
Search/Exam
Feb 8, 2019
Description
Search/Exam
Feb 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Dec 11, 2018
Dec 6, 2018
Sep 17, 2018
Aug 16, 2018
Notification of forthcoming publication
Search/Exam
Aug 10, 2018
Annex to the communication
Search/Exam
Aug 10, 2018
Communication from the Examining Division
Search/Exam
Jun 8, 2018
(Electronic) Receipt
Search/Exam
Jun 8, 2018
Amended claims with annotations
Search/Exam
Jun 8, 2018
Amended description with annotations
Search/Exam
Jun 8, 2018
Citation for the examination procedure
Search/Exam
Jun 8, 2018
Claims
Search/Exam
Jun 8, 2018
Description
Search/Exam
Jun 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2018
Jun 8, 2018
Apr 17, 2018
Submission concerning representation
Search/Exam
Apr 3, 2018
Annex to the communication
Search/Exam
Apr 3, 2018
Communication from the Examining Division
Search/Exam
Mar 22, 2018
Examination started
Search/Exam
Oct 30, 2017
Payment of fees and costs
Search/Exam
Oct 30, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
Oct 27, 2017
Payment of fees and costs
Search/Exam
Oct 27, 2017
Payment of fees and costs
Search/Exam
Oct 27, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
Sep 21, 2017
Sep 20, 2017
Sep 20, 2017
Communication to designated inventor
Search/Exam
Sep 20, 2017
European search opinion
Search/Exam
Sep 20, 2017
European search report
Search/Exam
Sep 20, 2017
Information on Search Strategy
Search/Exam
Sep 4, 2017
Letter concerning the inventor
Search/Exam
Aug 30, 2017
Search started
Search/Exam
Jul 19, 2017
Letter concerning the inventor
Search/Exam
Jun 21, 2017
Jun 2, 2017
Communication to designated inventor
Search/Exam
Apr 10, 2017
Payment of fees and costs
Search/Exam
Apr 10, 2017
Payment of fees and costs
Search/Exam
Apr 10, 2017
Payment of fees and costs
Search/Exam
Mar 20, 2017
Payment of fees and costs
Search/Exam
Mar 20, 2017
Payment of fees and costs
Search/Exam
Mar 10, 2017
Abstract
Search/Exam
Mar 10, 2017
Mar 10, 2017
Claims
Search/Exam
Mar 10, 2017
Description
Search/Exam
Mar 10, 2017
Designation of inventor
Search/Exam
Mar 10, 2017
Drawings
Search/Exam
Mar 10, 2017
Request for grant of a European patent
Search/Exam