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The patent EP3137564 was granted to Teknologisk Institut on Dec 18, 2019. The application was filed on Apr 22, 2015 under application number EP15719142A. 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 |
|---|---|---|---|
| NTC NANO TECH COATINGS | Sep 17, 2020 | PIETRUK | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE10115747 |
| INTERNATIONAL-SEARCH-REPORT | DE10315944 |
| INTERNATIONAL-SEARCH-REPORT | JP2008202133 |
| INTERNATIONAL-SEARCH-REPORT | US2003138642 |
| INTERNATIONAL-SEARCH-REPORT | US2004097641 |
| INTERNATIONAL-SEARCH-REPORT | US2006159923 |
| INTERNATIONAL-SEARCH-REPORT | US4847319 |
| INTERNATIONAL-SEARCH-REPORT | US5247004 |
| INTERNATIONAL-SEARCH-REPORT | WO0157106 |
| OPPOSITION | DE10024793 |
| OPPOSITION | DE10115747 |
| OPPOSITION | DE10152853 |
| OPPOSITION | DE102010004344 |
| OPPOSITION | DE10315944 |
| OPPOSITION | DE19730136 |
| OPPOSITION | EP1129789 |
| OPPOSITION | EP1624274 |
| OPPOSITION | EP1661873 |
| OPPOSITION | JP2008202133 |
| OPPOSITION | US2003138642 |
| OPPOSITION | US2004097641 |
| OPPOSITION | US2006159923 |
| OPPOSITION | US2006167190 |
| OPPOSITION | US2011021754 |
| OPPOSITION | US2012189949 |
| OPPOSITION | US4847319 |
| OPPOSITION | US5247004 |
| OPPOSITION | US6403164 |
| OPPOSITION | WO0157105 |
| OPPOSITION | WO0157106 |
| OPPOSITION | WO2007095927 |
| OPPOSITION | WO2008003273 |
| OPPOSITION | WO2012018296 |
| OPPOSITION | WO2012083970 |
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
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Nov 21, 2019
Decision to grant a European patent
Search/Exam
Nov 8, 2019
(Electronic) Receipt
Search/Exam
Nov 8, 2019
French translation of claims
Search/Exam
Nov 8, 2019
German translation of the claims
Search/Exam
Nov 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2019
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Intention to grant (signatures)
Search/Exam
Jul 16, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 16, 2019
Jun 14, 2019
Examination started
Search/Exam
Mar 1, 2019
Feb 19, 2019
(Electronic) Receipt
Search/Exam
Feb 19, 2019
Enquiry as to the processing of the file
Search/Exam
Feb 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2018
Submission concerning representation
Search/Exam
Feb 14, 2017
(Electronic) Receipt
Search/Exam
Feb 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
Feb 8, 2017
Feb 8, 2017
Dec 7, 2016
Communication to designated inventor
Search/Exam
Dec 7, 2016
Communication to designated inventor
Search/Exam
Nov 17, 2016
(Electronic) Receipt
Search/Exam
Nov 17, 2016
Abstract
Search/Exam
Nov 17, 2016
Abstract
Search/Exam
Nov 17, 2016
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Amended claims with annotations
Search/Exam
Nov 17, 2016
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Amended description with annotations
Search/Exam
Nov 17, 2016
Amendments received before examination
Search/Exam
Nov 17, 2016
Request for entry into the European phase
Search/Exam
Nov 17, 2016
Submission concerning representation
Search/Exam
Nov 8, 2016
Sep 2, 2016
Information on entry into European phase
Search/Exam
Nov 16, 2015
Oct 29, 2015
Copy of the international search report
Search/Exam
Oct 29, 2015
Published international application - A1
Search/Exam
Jun 23, 2015
Jun 23, 2015
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Apr 22, 2015
Abstract
PCTISA
Apr 22, 2015
Claims
PCTISA
Apr 22, 2015
Description
PCTISA
Apr 22, 2015
Drawings
PCTISA