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The patent EP3077098 was granted to DOW on Mar 7, 2018. The application was filed on Dec 1, 2014 under application number EP14815535A. 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 |
|---|---|---|---|
| SHIN ETSU CHEMICAL | Dec 7, 2018 | GRUNECKER PATENT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0714656 |
| DESCRIPTION | US6410050 |
| DESCRIPTION | US7371279 |
| DESCRIPTION | WO2008050209 |
| DESCRIPTION | WO2012138533 |
| INTERNATIONAL-SEARCH-REPORT | EP1338288 |
| INTERNATIONAL-SEARCH-REPORT | EP2454955 |
| INTERNATIONAL-SEARCH-REPORT | JP2008179918 |
| INTERNATIONAL-SEARCH-REPORT | WO2008050209 |
| OPPOSITION | EP0714656 |
| OPPOSITION | EP1338288 |
| OPPOSITION | US5372998 |
| OPPOSITION | US6410050 |
| OPPOSITION | WO2008050209 |
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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Claims
OPPO
Apr 24, 2019
Claims
OPPO
Apr 24, 2019
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Mar 19, 2018
Feb 8, 2018
Decision to grant a European patent
Search/Exam
Jan 26, 2018
(Electronic) Receipt
Search/Exam
Jan 26, 2018
Filing of the translations of the claims
Search/Exam
Jan 26, 2018
French translation of claims
Search/Exam
Jan 26, 2018
German translation of the claims
Search/Exam
Jan 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 18, 2017
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Intention to grant (signatures)
Search/Exam
Sep 18, 2017
Text intended for grant (clean copy)
Search/Exam
Sep 18, 2017
Sep 5, 2017
Jul 26, 2017
Jul 11, 2017
(Electronic) Receipt
Search/Exam
Jul 11, 2017
Amended claims with annotations
Search/Exam
Jul 11, 2017
Claims
Search/Exam
Jul 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 11, 2017
May 19, 2017
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Intention to grant (signatures)
Search/Exam
May 19, 2017
Text intended for grant (clean copy)
Search/Exam
May 19, 2017
Mar 22, 2017
Examination started
Search/Exam
Jan 23, 2017
Jan 23, 2017
Amended claims with annotations
Search/Exam
Jan 23, 2017
Amendments received before examination
Search/Exam
Jan 19, 2017
Jan 19, 2017
Amended claims with annotations
Search/Exam
Jan 19, 2017
Amendments received before examination
Search/Exam
Jan 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 14, 2016
Sep 5, 2016
Communication to designated inventor
Search/Exam
Aug 20, 2016
Letter concerning the inventor
Search/Exam
Aug 12, 2016
Aug 4, 2016
Letter which had not been notified
Search/Exam
Jul 12, 2016
Jul 8, 2016
Communication to designated inventor
Search/Exam
Jul 8, 2016
Communication to designated inventor
Search/Exam
Jul 8, 2016
Communication to designated inventor
Search/Exam
Jul 8, 2016
Communication to designated inventor
Search/Exam
Jun 20, 2016
Mar 31, 2016
Payment of fees and costs
Search/Exam
Mar 31, 2016
Request for entry into the European phase
Search/Exam
Jun 29, 2015
Jun 11, 2015
Copy of the international search report
Search/Exam
Jun 11, 2015
Published international application - A1
Search/Exam
Mar 4, 2015
Mar 4, 2015
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Dec 15, 2014
Abstract
PCTISA
Dec 15, 2014
Annex
PCTISA
Dec 15, 2014
Claims
PCTISA
Dec 15, 2014
Description
PCTISA