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The patent EP3824215 was granted to Thermaflex Holding on Dec 29, 2021. The application was filed on Mar 20, 2020 under application number EP20714004A. 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 |
|---|---|---|---|
| UPONOR INNOVATION | Sep 29, 2022 | EPPING HERMANN FISCHER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO0194092 |
| DESCRIPTION | WO0231400 |
| DESCRIPTION | WO0242679 |
| DESCRIPTION | WO2017144609 |
| DESCRIPTION | WO2019050402 |
| INTERNATIONAL-SEARCH-REPORT | DE3741241 |
| INTERNATIONAL-SEARCH-REPORT | WO2017144609 |
| INTERNATIONAL-SEARCH-REPORT | WO9500797 |
| OPPOSITION | DE3741241 |
| OPPOSITION | EP1483099 |
| OPPOSITION | EP3354959 |
| OPPOSITION | EP3420264 |
| OPPOSITION | US2015375433 |
| OPPOSITION | WO2017144609 |
| OPPOSITION | WO9500797 |
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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Means of redress
OPPO
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Jan 12, 2022
Dec 2, 2021
Decision to grant a European patent
Search/Exam
Nov 22, 2021
(Electronic) Receipt
Search/Exam
Nov 22, 2021
Filing of the translations of the claims
Search/Exam
Nov 22, 2021
French translation of claims
Search/Exam
Nov 22, 2021
German translation of the claims
Search/Exam
Nov 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 11, 2021
Oct 11, 2021
Sep 24, 2021
Sep 24, 2021
Sep 24, 2021
Intention to grant (signatures)
Search/Exam
Sep 24, 2021
Text intended for grant (clean copy)
Search/Exam
Sep 24, 2021
Jun 15, 2021
(Electronic) Receipt
Search/Exam
Jun 15, 2021
Amended claims with annotations
Search/Exam
Jun 15, 2021
Claims
Search/Exam
Jun 15, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2021
Jun 14, 2021
Annex to the communication
Search/Exam
Jun 14, 2021
Communication from the Examining Division
Search/Exam
Jun 7, 2021
Examination started
Search/Exam
Apr 29, 2021
Mar 23, 2021
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Notification of election of EPO
Search/Exam
Mar 9, 2021
Communication to designated inventor
Search/Exam
Mar 8, 2021
Mar 5, 2021
Mar 3, 2021
Priority search results copy provided by EPO
Search/Exam
Feb 22, 2021
(Electronic) Receipt
Search/Exam
Feb 22, 2021
Annex
Search/Exam
Feb 22, 2021
Annex
Search/Exam
Feb 22, 2021
Annex
Search/Exam
Feb 22, 2021
Matter concerning the application
Search/Exam
Feb 22, 2021
Request for entry into the European phase
Search/Exam
Feb 10, 2021
Feb 4, 2021
Feb 4, 2021
PCT demand form
PCT2
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Oct 26, 2020
Oct 8, 2020
Copy of the international search report
Search/Exam
Oct 8, 2020
Published international application - A1
Search/Exam
Jun 8, 2020
ISR: cited documents
PCTISA
Jun 8, 2020
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Apr 7, 2020
Apr 4, 2020
Mar 28, 2020
Abstract
PCTISA
Mar 28, 2020
Claims
PCTISA
Mar 28, 2020
Description
PCTISA
Mar 28, 2020
Drawings
PCTISA
Mar 28, 2020