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The patent EP3167694 was granted to FGV Cambridge Nanosystems on Aug 10, 2022. The application was filed on Jun 12, 2015 under application number EP15730237A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| PPG INDUSTRIES OHIO | Jan 31, 2019 | F & E PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | GB2490355 |
| INTERNATIONAL-SEARCH-REPORT | US2014159572 |
| INTERNATIONAL-SEARCH-REPORT | WO2010094969 |
| OPPOSITION | US2009214799 |
| OPPOSITION | US2010314788 |
| OPPOSITION | US6099696 |
| OPPOSITION | WO03062146 |
| OPPOSITION | WO2010094969 |
| OPPOSITION | WO2010094972 |
| OPPOSITION | WO2012147054 |
| OPPOSITION | WO2013049498 |
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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Jul 4, 2022
May 12, 2022
May 12, 2022
May 12, 2022
Mar 17, 2022
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Feb 25, 2022
Feb 25, 2022
Claims
OPPO
Feb 25, 2022
Description
OPPO
Feb 25, 2022
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Jan 7, 2022
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Jan 5, 2022
Refund of fees
Search/Exam
Jan 3, 2022
Jan 3, 2022
Dec 13, 2021
Dec 6, 2021
(Electronic) Receipt
Appeal
Dec 6, 2021
Dec 6, 2021
Withdrawal of an appeal
Appeal
Nov 19, 2021
Nov 12, 2021
(Electronic) Receipt
Appeal
Nov 12, 2021
Nov 12, 2021
Notice of appeal
Appeal
Sep 10, 2021
Sep 10, 2021
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Means of redress
OPPO
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OPPO
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Feb 3, 2020
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Annex
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May 14, 2018
Apr 6, 2018
Decision to grant a European patent
Search/Exam
Mar 16, 2018
(Electronic) Receipt
Search/Exam
Mar 16, 2018
Filing of the translations of the claims
Search/Exam
Mar 16, 2018
French translation of claims
Search/Exam
Mar 16, 2018
German translation of the claims
Search/Exam
Mar 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2017
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Intention to grant (signatures)
Search/Exam
Nov 21, 2017
Text intended for grant (clean copy)
Search/Exam
Nov 21, 2017
Oct 9, 2017
Examination started
Search/Exam
Jul 3, 2017
(Electronic) Receipt
Search/Exam
Jul 3, 2017
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Amended claims with annotations
Search/Exam
Jul 3, 2017
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Amended description with annotations
Search/Exam
Jul 3, 2017
Amendments received before examination
Search/Exam
Jul 3, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2017
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Jan 2, 2017
Dec 7, 2016
(Electronic) Receipt
Search/Exam
Dec 7, 2016
Request for entry into the European phase
Search/Exam
Dec 7, 2016
Submission concerning representation
Search/Exam
Dec 6, 2016
Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
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Notification of the recording of a change
Search/Exam
Dec 6, 2016
Notification of the recording of a change
Search/Exam
Oct 21, 2016
Information on entry into European phase
Search/Exam
Jan 5, 2016
Dec 17, 2015
Copy of the international search report
Search/Exam
Dec 17, 2015
Published international application - A1
Search/Exam
Aug 26, 2015
ISR: cited documents
PCTISA
Aug 25, 2015
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Jun 19, 2015
Abstract
PCTISA
Jun 19, 2015
Claims
PCTISA
Jun 19, 2015
Description
PCTISA
Jun 19, 2015
Drawings
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