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The patent EP3039077 was granted to EMS Chemie on May 29, 2019. The application was filed on Aug 8, 2014 under application number EP14750221A. 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 |
|---|---|---|---|
| ASCEND PERFORMANCE MATERIALS OPERATIONS | Feb 28, 2020 | KADOR & PARTNER PART MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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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Feb 21, 2024
Refund of fees
Appeal
Feb 20, 2024
Feb 20, 2024
Feb 15, 2024
Feb 15, 2024
Feb 15, 2024
Feb 14, 2024
(Electronic) Receipt
Appeal
Feb 14, 2024
Feb 14, 2024
Feb 14, 2024
Withdrawal of an appeal
Appeal
Feb 6, 2024
Feb 5, 2024
(Electronic) Receipt
Appeal
Feb 5, 2024
Feb 5, 2024
Jan 19, 2024
Jan 19, 2024
Nov 30, 2023
Nov 27, 2023
(Electronic) Receipt
Appeal
Nov 27, 2023
Nov 27, 2023
Nov 22, 2023
Nov 22, 2023
Nov 20, 2023
Nov 20, 2023
Nov 20, 2023
Nov 15, 2023
(Electronic) Receipt
Appeal
Nov 15, 2023
Nov 15, 2023
Nov 10, 2023
Nov 8, 2023
(Electronic) Receipt
Appeal
Nov 8, 2023
Nov 8, 2023
Oct 11, 2023
Oct 9, 2023
Oct 9, 2023
Oct 9, 2023
Oct 9, 2023
Oct 6, 2023
Oct 6, 2023
Jan 23, 2023
Jan 16, 2023
(Electronic) Receipt
Appeal
Jan 16, 2023
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Jan 16, 2023
Reply to appeal
Appeal
Sep 7, 2022
Sep 2, 2022
(Electronic) Receipt
Appeal
Sep 2, 2022
Sep 2, 2022
Sep 2, 2022
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Jun 13, 2022
Jun 7, 2022
Jun 2, 2022
(Electronic) Receipt
Appeal
Jun 2, 2022
Jun 2, 2022
Jun 2, 2022
Notice of appeal
Appeal
May 9, 2022
Apr 27, 2022
Apr 26, 2022
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Means of redress
OPPO
Apr 26, 2022
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Mar 31, 2022
General enquiry
OPPO
Mar 24, 2022
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General enquiry
OPPO
Oct 4, 2021
Aug 12, 2021
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Feb 28, 2020
Jun 11, 2019
May 3, 2019
Decision to grant a European patent
Search/Exam
Apr 25, 2019
Filing of the translations of the claims
Search/Exam
Apr 23, 2019
Filing of the translations of the claims
Search/Exam
Apr 3, 2019
Apr 3, 2019
Apr 3, 2019
Apr 3, 2019
Intention to grant (signatures)
Search/Exam
Apr 3, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 3, 2019
Feb 25, 2019
(Electronic) Receipt
Search/Exam
Feb 25, 2019
English translation of the claims
Search/Exam
Feb 25, 2019
French translation of claims
Search/Exam
Feb 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2019
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Intention to grant (signatures)
Search/Exam
Nov 12, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 12, 2018
Oct 11, 2018
Claims
Search/Exam
Oct 11, 2018
Description
Search/Exam
Oct 11, 2018
Sep 5, 2018
Amended claims with annotations
Search/Exam
Sep 5, 2018
Amended claims with annotations
Search/Exam
Sep 5, 2018
Cover sheet for fax transmission
Search/Exam
Sep 5, 2018
Description
Search/Exam
Sep 5, 2018
Description
Search/Exam
Sep 5, 2018
Sep 5, 2018
Jul 23, 2018
Jul 23, 2018
Jul 23, 2018
Intention to grant (signatures)
Search/Exam
Jul 23, 2018
Text intended for grant (clean copy)
Search/Exam
Jul 23, 2018
Jun 5, 2018
Examination started
Search/Exam
Feb 26, 2018
Dec 15, 2016
Dec 15, 2016
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Dec 15, 2016
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Dec 15, 2016
Priority search results
Search/Exam
Dec 15, 2016
Dec 2, 2016
Nov 29, 2016
Nov 23, 2016
Sep 14, 2016
Refund of fees
Search/Exam
Sep 6, 2016
Sep 6, 2016
Amendments received before examination
Search/Exam
Sep 6, 2016
Amendments received before examination
Search/Exam
Sep 5, 2016
Sep 5, 2016
Amendments received before examination
Search/Exam
Sep 5, 2016
Amendments received before examination
Search/Exam
Jun 8, 2016
Apr 5, 2016
Apr 1, 2016
Communication to designated inventor
Search/Exam
Apr 1, 2016
Communication to designated inventor
Search/Exam
Apr 1, 2016
Communication to designated inventor
Search/Exam
Apr 1, 2016
Communication to designated inventor
Search/Exam
Mar 15, 2016
(Electronic) Receipt
Search/Exam
Mar 15, 2016
Mar 15, 2016
Request for entry into the European phase
Search/Exam
Mar 4, 2016
Mar 4, 2016
Notification of the recording of a change
Search/Exam
Jan 11, 2016
Information on entry into European phase
Search/Exam
Mar 23, 2015
Mar 5, 2015
Copy of the international search report
Search/Exam
Oct 31, 2014
Oct 31, 2014
Oct 31, 2014
Aug 8, 2014
(Electronic) Receipt
PCTRO
Aug 8, 2014
Abstract
PCTRO
Aug 8, 2014
Claims
PCTRO
Aug 8, 2014
Description
PCTRO