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The patent EP3642098 was granted to Sika Technology on Nov 16, 2022. The application was filed on Jun 21, 2018 under application number EP18732349A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Aug 15, 2023 | KUTZENBERGER WOLFF & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2008077944 |
| INTERNATIONAL-SEARCH-REPORT | EP1930231 |
| INTERNATIONAL-SEARCH-REPORT | EP2159136 |
| INTERNATIONAL-SEARCH-REPORT | EP2251250 |
| INTERNATIONAL-SEARCH-REPORT | GB2375328 |
| OPPOSITION | CA2135335 |
| OPPOSITION | CN1807958 |
| OPPOSITION | DE102015002262 |
| OPPOSITION | DE10336494 |
| OPPOSITION | DE19929057 |
| OPPOSITION | EP1930231 |
| OPPOSITION | EP1932648 |
| OPPOSITION | EP2159136 |
| OPPOSITION | EP2251250 |
| OPPOSITION | GB2101257 |
| OPPOSITION | GB2375328 |
| OPPOSITION | JPS59219511 |
| OPPOSITION | US2004195817 |
| OPPOSITION | US2004255546 |
| OPPOSITION | US2006008615 |
| OPPOSITION | US2006127584 |
| OPPOSITION | US2008023987 |
| OPPOSITION | US2008102249 |
| OPPOSITION | US2008217960 |
| OPPOSITION | US2011158741 |
| OPPOSITION | US2016325796 |
| OPPOSITION | US2017066205 |
| OPPOSITION | US4299508 |
| OPPOSITION | US5228259 |
| OPPOSITION | US6131897 |
| OPPOSITION | US6272809 |
| OPPOSITION | US6494525 |
| OPPOSITION | US9149985 |
| OPPOSITION | US9290211 |
| OPPOSITION | US9555608 |
| OPPOSITION | WO03047785 |
| OPPOSITION | WO2006094042 |
| OPPOSITION | WO2008077944 |
| OPPOSITION | WO2010023324 |
| OPPOSITION | WO2010054194 |
| OPPOSITION | WO2010128064 |
| OPPOSITION | WO2011131334 |
| OPPOSITION | WO2015061291 |
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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Jan 12, 2026
(Electronic) Receipt
Appeal
Jan 12, 2026
Jan 12, 2026
Reply to appeal
Appeal
Nov 2, 2025
Sep 24, 2025
Sep 19, 2025
(Electronic) Receipt
Appeal
Sep 19, 2025
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(Electronic) Receipt
Appeal
Jul 17, 2025
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Notice of appeal
Appeal
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Means of redress
OPPO
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Nov 29, 2022
Oct 20, 2022
Decision to grant a European patent
Search/Exam
Oct 7, 2022
(Electronic) Receipt
Search/Exam
Oct 7, 2022
English translation of the claims
Search/Exam
Oct 7, 2022
Filing of the translations of the claims
Search/Exam
Oct 7, 2022
French translation of claims
Search/Exam
Oct 7, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 27, 2022
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Intention to grant (signatures)
Search/Exam
Jun 27, 2022
Text intended for grant (clean copy)
Search/Exam
Jun 27, 2022
Jun 30, 2021
(Electronic) Receipt
Search/Exam
Jun 30, 2021
Amended claims with annotations
Search/Exam
Jun 30, 2021
Claims
Search/Exam
Jun 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2021
Mar 11, 2021
Annex to the communication
Search/Exam
Mar 11, 2021
Communication from the Examining Division
Search/Exam
Mar 5, 2021
Examination started
Search/Exam
Jul 15, 2020
(Electronic) Receipt
Search/Exam
Jul 15, 2020
Jul 15, 2020
Amended claims with annotations
Search/Exam
Jul 15, 2020
Amended description with annotations
Search/Exam
Jul 15, 2020
Amendments received before examination
Search/Exam
Jul 15, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2020
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Jan 29, 2020
Communication to designated inventor
Search/Exam
Jan 29, 2020
Communication to designated inventor
Search/Exam
Jan 29, 2020
Communication to designated inventor
Search/Exam
Jan 24, 2020
Priority search results copy provided by EPO
Search/Exam
Jan 10, 2020
Dec 11, 2019
(Electronic) Receipt
Search/Exam
Dec 11, 2019
Request for entry into the European phase
Search/Exam
Nov 4, 2019
Information on entry into European phase
Search/Exam
Jan 17, 2019
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Published international application - A1
Search/Exam
Sep 21, 2018
Sep 21, 2018
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Jul 4, 2018
Jun 21, 2018
(Electronic) Receipt
PCTRO
Jun 21, 2018
Abstract
PCTRO
Jun 21, 2018
Claims
PCTRO
Jun 21, 2018
Description
PCTRO
Jun 21, 2018
Jun 21, 2018
Drawings
PCTRO
Jun 21, 2018
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