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The patent EP3046655 was granted to Lair Liquide on Nov 6, 2019. The application was filed on Sep 11, 2014 under application number EP14777734A. 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 |
|---|---|---|---|
| EVONIK FIBRES | Jul 15, 2020 | EVONIK PATENT ASSOCIATION | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102004007548 |
| INTERNATIONAL-SEARCH-REPORT | US2004099138 |
| INTERNATIONAL-SEARCH-REPORT | US2007125537 |
| INTERNATIONAL-SEARCH-REPORT | US2013098242 |
| INTERNATIONAL-SEARCH-REPORT | US6565626 |
| INTERNATIONAL-SEARCH-REPORT | US6630011 |
| OPPOSITION | WO2012000727 |
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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Nov 13, 2024
Nov 13, 2024
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Oct 9, 2024
Oct 9, 2024
Oct 9, 2024
Oct 4, 2024
(Electronic) Receipt
Appeal
Oct 4, 2024
(Electronic) Receipt
Appeal
Oct 4, 2024
Oct 4, 2024
Oct 4, 2024
Sep 12, 2024
Sep 6, 2024
(Electronic) Receipt
Appeal
Sep 6, 2024
Sep 6, 2024
Aug 19, 2024
Aug 19, 2024
Nov 28, 2023
Advice of delivery
Appeal
Nov 23, 2023
Nov 23, 2023
Nov 21, 2023
Apr 21, 2023
Apr 7, 2023
Annexes in respect of a client data request
Search/Exam
Apr 7, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 7, 2023
Request for correction of client data
Search/Exam
Apr 7, 2023
Request for correction of client data
Search/Exam
Dec 20, 2022
Dec 14, 2022
(Electronic) Receipt
Appeal
Dec 14, 2022
Dec 14, 2022
Reply to appeal
Appeal
Aug 6, 2022
Aug 6, 2022
Aug 4, 2022
Jul 28, 2022
(Electronic) Receipt
Appeal
Jul 28, 2022
Jul 28, 2022
Jul 28, 2022
Jul 28, 2022
Jul 28, 2022
May 25, 2022
May 25, 2022
May 18, 2022
(Electronic) Receipt
Appeal
May 18, 2022
May 18, 2022
Notice of appeal
Appeal
Apr 1, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Mar 28, 2022
Means of redress
OPPO
Mar 28, 2022
Mar 28, 2022
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Jul 15, 2020
Jul 15, 2020
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Jul 15, 2020
Nov 18, 2019
Oct 10, 2019
Oct 10, 2019
Decision to grant a European patent
Search/Exam
Sep 25, 2019
(Electronic) Receipt
Search/Exam
Sep 25, 2019
English translation of the claims
Search/Exam
Sep 25, 2019
Filing of the translations of the claims
Search/Exam
Sep 25, 2019
German translation of the claims
Search/Exam
Sep 25, 2019
Letter accompanying subsequently filed items
Search/Exam
May 29, 2019
May 29, 2019
May 29, 2019
Intention to grant (signatures)
Search/Exam
May 29, 2019
Text intended for grant (clean copy)
Search/Exam
May 29, 2019
May 3, 2018
(Electronic) Receipt
Search/Exam
May 3, 2018
Amended claims with annotations
Search/Exam
May 3, 2018
Amended description with annotations
Search/Exam
May 3, 2018
Claims
Search/Exam
May 3, 2018
Description
Search/Exam
May 3, 2018
Letter accompanying subsequently filed items
Search/Exam
May 3, 2018
Jan 3, 2018
Annex to the communication
Search/Exam
Jan 3, 2018
Communication from the Examining Division
Search/Exam
Nov 21, 2017
Examination started
Search/Exam
Jun 20, 2017
Submission concerning representation
Search/Exam
May 31, 2017
Refund of fees
Search/Exam
Feb 23, 2017
Decision to allow further processing
Search/Exam
Feb 13, 2017
(Electronic) Receipt
Search/Exam
Feb 13, 2017
Feb 13, 2017
Amended claims with annotations
Search/Exam
Feb 13, 2017
Amendments received before examination
Search/Exam
Feb 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 13, 2017
Request for further processing
Search/Exam
Dec 16, 2016
Jun 29, 2016
Jun 27, 2016
(Electronic) Receipt
Search/Exam
Jun 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 27, 2016
Letter concerning the inventor
Search/Exam
Jun 17, 2016
May 31, 2016
Letter which had not been notified
Search/Exam
Apr 29, 2016
Apr 26, 2016
Communication to designated inventor
Search/Exam
Apr 26, 2016
Communication to designated inventor
Search/Exam
Apr 26, 2016
Communication to designated inventor
Search/Exam
Apr 21, 2016
Priority search results copy provided by EPO
Search/Exam
Apr 5, 2016
Mar 3, 2016
(Electronic) Receipt
Search/Exam
Mar 3, 2016
Request for entry into the European phase
Search/Exam
Jan 22, 2016
Information on entry into European phase
Search/Exam
Apr 8, 2015
Mar 19, 2015
Copy of the international search report
Search/Exam
Mar 19, 2015
Copy of the international search report
Search/Exam
Mar 19, 2015
Published international application - A1
Search/Exam
Nov 26, 2014
Nov 26, 2014
Nov 26, 2014
Sep 11, 2014
Abstract
PCTISA
Sep 11, 2014
Claims
PCTISA
Sep 11, 2014
Description
PCTISA
Sep 11, 2014
Drawings
PCTISA