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The patent EP2978796 was granted to Lisolante K Flex on May 6, 2020. The application was originally filed on Mar 26, 2014 under application number EP14713765A. 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 |
|---|---|---|---|
| ARMACELL ENTERPRISE | Feb 5, 2021 | VOSSIUS & PARTNER | ADMISSIBLE |
| ARMACELL ENTERPRISE | Feb 5, 2021 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0308191 |
| INTERNATIONAL-SEARCH-REPORT | EP2375118 |
| INTERNATIONAL-SEARCH-REPORT | US2012282432 |
| OPPOSITION | DE102005003295 |
| OPPOSITION | DE2720589 |
| OPPOSITION | EP2375118 |
| OPPOSITION | US3983290 |
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 5, 2024
(Electronic) Receipt
Search/Exam
Nov 5, 2024
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2024
Oct 24, 2024
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Oct 21, 2024
(Electronic) Receipt
Appeal
Oct 21, 2024
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jul 26, 2024
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Mar 7, 2024
(Electronic) Receipt
Appeal
Mar 7, 2024
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Feb 14, 2024
Feb 8, 2024
(Electronic) Receipt
Appeal
Feb 8, 2024
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Dec 14, 2023
Dec 8, 2023
(Electronic) Receipt
Appeal
Dec 8, 2023
Dec 8, 2023
May 16, 2023
Apr 27, 2023
Apr 25, 2023
(Electronic) Receipt
Appeal
Apr 25, 2023
Apr 25, 2023
Reply to appeal
Appeal
Dec 15, 2022
Dec 9, 2022
(Electronic) Receipt
Appeal
Dec 9, 2022
Dec 9, 2022
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Oct 6, 2022
(Electronic) Receipt
Appeal
Oct 6, 2022
Oct 6, 2022
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Oct 6, 2022
Notice of appeal
Appeal
Aug 11, 2022
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Means of redress
OPPO
Aug 9, 2022
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May 18, 2020
Apr 9, 2020
Decision to grant a European patent
Search/Exam
Mar 27, 2020
(Electronic) Receipt
Search/Exam
Mar 27, 2020
English translation of the claims
Search/Exam
Mar 27, 2020
French translation of claims
Search/Exam
Mar 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 10, 2020
Change to the inventor details
Search/Exam
Mar 5, 2020
Mar 2, 2020
(Electronic) Receipt
Search/Exam
Mar 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 2, 2020
Feb 28, 2020
(Electronic) Receipt
Search/Exam
Feb 28, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Intention to grant (signatures)
Search/Exam
Dec 16, 2019
Text intended for grant (clean copy)
Search/Exam
Dec 16, 2019
Jun 28, 2019
Jun 14, 2019
(Electronic) Receipt
Search/Exam
Jun 14, 2019
Enquiry as to the processing of the file
Search/Exam
Jun 14, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2019
(Electronic) Receipt
Search/Exam
Mar 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
(Electronic) Receipt
Search/Exam
Oct 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
Matter concerning the application
Search/Exam
May 24, 2018
(Electronic) Receipt
Search/Exam
May 24, 2018
Amended claims with annotations
Search/Exam
May 24, 2018
Amended description with annotations
Search/Exam
May 24, 2018
Claims
Search/Exam
May 24, 2018
Description
Search/Exam
May 24, 2018
Letter accompanying subsequently filed items
Search/Exam
May 24, 2018
Apr 10, 2018
Annex to a communication
Search/Exam
Apr 10, 2018
Annex to the communication
Search/Exam
Apr 10, 2018
Communication from the Examining Division
Search/Exam
Mar 13, 2018
Examination started
Search/Exam
Feb 28, 2018
(Electronic) Receipt
Search/Exam
Feb 28, 2018
Letter concerning fees and payments
Search/Exam
Jan 2, 2018
Dec 12, 2017
(Electronic) Receipt
Search/Exam
Dec 12, 2017
Enquiry as to the processing of the file
Search/Exam
Dec 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2017
(Electronic) Receipt
Search/Exam
Mar 13, 2017
Letter concerning fees and payments
Search/Exam
Mar 11, 2016
(Electronic) Receipt
Search/Exam
Mar 11, 2016
Mar 11, 2016
Amendments received before examination
Search/Exam
Mar 11, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 10, 2016
(Electronic) Receipt
Search/Exam
Mar 10, 2016
Letter concerning fees and payments
Search/Exam
Jan 7, 2016
Nov 3, 2015
Oct 30, 2015
Communication to designated inventor
Search/Exam
Oct 13, 2015
Oct 12, 2015
Submission concerning representation
Search/Exam
Apr 29, 2015
Mar 26, 2015
(Electronic) Receipt
Search/Exam
Mar 26, 2015
Annexes in respect of a client data request
Search/Exam
Mar 26, 2015
Annexes in respect of a client data request
Search/Exam
Mar 26, 2015
Dec 10, 2014
(Electronic) Receipt
Search/Exam
Dec 10, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 10, 2014
Matter concerning the application
Search/Exam
Dec 9, 2014
(Electronic) Receipt
Search/Exam
Dec 9, 2014
Dec 9, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 2, 2014
(Electronic) Receipt
Search/Exam
Dec 2, 2014
Dec 2, 2014
Amendments received before examination
Search/Exam
Dec 2, 2014
Annex
Search/Exam
Dec 2, 2014
Priority search results
Search/Exam
Dec 2, 2014
Request for entry into the European phase
Search/Exam
Oct 22, 2014
Oct 2, 2014
Oct 2, 2014
Oct 2, 2014
Copy of the international search report
Search/Exam
Oct 2, 2014
Copy of the international search report
Search/Exam
Oct 2, 2014
Oct 2, 2014
Published international application - A1
Search/Exam
Jul 8, 2014
Jul 8, 2014
Jul 8, 2014
Apr 1, 2014
Abstract
PCTRO
Apr 1, 2014
Abstract
Appeal
Apr 1, 2014
Claims
PCTRO
Apr 1, 2014
Claims
Appeal
Apr 1, 2014
Description
PCTRO
Apr 1, 2014
Description
Appeal
Mar 26, 2014