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The patent EP3263425 was granted to Sika Technology on Aug 12, 2020. The application was filed on Jun 27, 2016 under application number EP16176491A. 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 |
|---|---|---|---|
| L & L PRODUCTS EUROPE | May 10, 2021 | KUTZENBERGER WOLFF & PARTNER | ADMISSIBLE |
| HENKEL | May 7, 2021 | KBN | ADMISSIBLE |
| HENKEL | May 7, 2021 | PATENTANWALTE BAUER VORBERG KAYSER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0204970 |
| DESCRIPTION | US5266133 |
| DESCRIPTION | US5373027 |
| DESCRIPTION | US6387470 |
| DESCRIPTION | WO2005080524 |
| OPPOSITION | DE10260572 |
| OPPOSITION | EP0834442 |
| OPPOSITION | EP1149679 |
| OPPOSITION | EP1157916 |
| OPPOSITION | EP1362683 |
| OPPOSITION | EP1921121 |
| OPPOSITION | EP2147848 |
| OPPOSITION | JP2006001472 |
| OPPOSITION | JP2006335285 |
| OPPOSITION | US2005087899 |
| OPPOSITION | US2008150323 |
| OPPOSITION | US2008202674 |
| OPPOSITION | US2012039665 |
| OPPOSITION | US2012324699 |
| OPPOSITION | US6093358 |
| OPPOSITION | US6131897 |
| OPPOSITION | US7249415 |
| OPPOSITION | US8790058 |
| OPPOSITION | US8926780 |
| OPPOSITION | WO0183206 |
| OPPOSITION | WO2008014250 |
| OPPOSITION | WO2011146793 |
| OPPOSITION | WO2014095620 |
| OPPOSITION | WO2015063151 |
| OTHER | WO2015063151 |
| SEARCH | EP1362683 |
| SEARCH | JP2006001472 |
| SEARCH | WO2011146793 |
| SEARCH | WO2014095620 |
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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Aug 29, 2025
Refund of fees
Appeal
Aug 25, 2025
Aug 25, 2025
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(Electronic) Receipt
Appeal
Aug 21, 2025
Aug 21, 2025
Withdrawal of an appeal
Appeal
Aug 20, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jun 17, 2025
(Electronic) Receipt
Appeal
Jun 17, 2025
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(Electronic) Receipt
Appeal
Apr 11, 2025
(Electronic) Receipt
Appeal
Apr 11, 2025
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(Electronic) Receipt
Appeal
Mar 21, 2025
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
Mar 18, 2024
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Reply to appeal
Appeal
Feb 6, 2024
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Nov 21, 2023
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Appeal
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Appeal
Aug 25, 2023
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Notice of appeal
Appeal
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Means of redress
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Aug 24, 2020
Jul 16, 2020
Decision to grant a European patent
Search/Exam
Jul 1, 2020
(Electronic) Receipt
Search/Exam
Jul 1, 2020
English translation of the claims
Search/Exam
Jul 1, 2020
Filing of the translations of the claims
Search/Exam
Jul 1, 2020
French translation of claims
Search/Exam
Jul 1, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 3, 2020
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Intention to grant (signatures)
Search/Exam
Mar 3, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 3, 2020
Jan 16, 2019
(Electronic) Receipt
Search/Exam
Jan 16, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 16, 2019
Jul 31, 2018
Annex to the communication
Search/Exam
Jul 31, 2018
Communication from the Examining Division
Search/Exam
Jul 25, 2018
Examination started
Search/Exam
Jun 29, 2018
(Electronic) Receipt
Search/Exam
Jun 29, 2018
Jun 29, 2018
Amended claims with annotations
Search/Exam
Jun 29, 2018
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Amendments received before examination
Search/Exam
Jun 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2018
Dec 6, 2017
Notification of forthcoming publication
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Jan 11, 2017
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European search opinion
Search/Exam
Jan 11, 2017
European search report
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Jan 11, 2017
Information on Search Strategy
Search/Exam
Sep 19, 2016
Communication to designated inventor
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Jun 27, 2016
Abstract
Search/Exam
Jun 27, 2016
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Claims
Search/Exam
Jun 27, 2016
Description
Search/Exam
Jun 27, 2016
Designation of inventor
Search/Exam
Jun 27, 2016
Drawings
Search/Exam
Jun 27, 2016
Request for grant of a European patent
Search/Exam