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The patent EP2984057 was granted to Sika Technology on Mar 4, 2020. The application was filed on Apr 7, 2014 under application number EP14715336A. 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 |
|---|---|---|---|
| MC BAUCHEMIE MULLER | Dec 4, 2020 | ZENZ PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1801084 |
| DESCRIPTION | US2012010331 |
| DESCRIPTION | US2012234109 |
| DESCRIPTION | WO2005049522 |
| DESCRIPTION | WO2010079414 |
| EXAMINATION | US2012152153 |
| INTERNATIONAL-SEARCH-REPORT | EP1801084 |
| INTERNATIONAL-SEARCH-REPORT | WO2005049522 |
| INTERNATIONAL-SEARCH-REPORT | WO2009144141 |
| INTERNATIONAL-SEARCH-REPORT | WO2010079414 |
| OPPOSITION | EP1801084 |
| OPPOSITION | GB1386008 |
| OPPOSITION | US2012010331 |
| OPPOSITION | US2012152153 |
| OPPOSITION | US2012234209 |
| OPPOSITION | WO2005049522 |
| OPPOSITION | WO2009144141 |
| OPPOSITION | WO2010079414 |
| OPPOSITION | WO9967183 |
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.
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Mar 16, 2020
Feb 6, 2020
Decision to grant a European patent
Search/Exam
Jan 23, 2020
(Electronic) Receipt
Search/Exam
Jan 23, 2020
Filing of the translations of the claims
Search/Exam
Jan 23, 2020
French translation of claims
Search/Exam
Jan 23, 2020
German translation of the claims
Search/Exam
Jan 23, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2019
Sep 23, 2019
Sep 23, 2019
Intention to grant (signatures)
Search/Exam
Sep 23, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 23, 2019
Jun 7, 2019
(Electronic) Receipt
Search/Exam
Jun 7, 2019
Amended claims with annotations
Search/Exam
Jun 7, 2019
Claims
Search/Exam
Jun 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 7, 2019
Mar 13, 2019
Annex to the communication
Search/Exam
Mar 13, 2019
Communication from the Examining Division
Search/Exam
Mar 1, 2019
Examination started
Search/Exam
Dec 14, 2018
May 23, 2016
(Electronic) Receipt
Search/Exam
May 23, 2016
May 23, 2016
Amended claims with annotations
Search/Exam
May 23, 2016
Amendments received before examination
Search/Exam
May 23, 2016
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2016
Nov 20, 2015
Nov 18, 2015
Communication to designated inventor
Search/Exam
Nov 13, 2015
Priority search results copy provided by EPO
Search/Exam
Nov 5, 2015
(Electronic) Receipt
Search/Exam
Nov 5, 2015
Request for entry into the European phase
Search/Exam
Oct 28, 2015
Aug 21, 2015
Information on entry into European phase
Search/Exam
Nov 6, 2014
Oct 16, 2014
Copy of the international search report
Search/Exam
Oct 16, 2014
Published international application - A1
Search/Exam
Jul 17, 2014
Jul 17, 2014
Jul 17, 2014
Apr 7, 2014
(Electronic) Receipt
PCTRO
Apr 7, 2014
Abstract
PCTRO
Apr 7, 2014
Claims
PCTRO
Apr 7, 2014
Description
PCTRO
Apr 7, 2014