The patent EP3245247 was granted to Synthos on Dec 26, 2018. The application was originally filed on Jan 14, 2016 under application number EP16701911A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | Link |
|---|---|---|
| OPPOSITION | - "Additives", Encyclopedia of Polymer Science and Technology - Concise Third Edition, John Wiley & Sons, (20070000), page 2pp, 43, XP055608290 | - |
| OPPOSITION | - Degussa AG, "Basic Characteristics of AEROSILĀ® Fumed Silica", Technical Bulletin Fine Particles, (20060000), no. 11, pages 1 - 70, XP055635539 | - |
| OPPOSITION | - Random House Webster's Unabridged Dictionary Second Edition, Random House, New York, (19980000), page 2pp, 1550 | - |
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Get Citation ReportThe dossier documents provide a comprehensive record of the patentās prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patentās legal journey and any challenges it may have faced during examination.
Date
Description
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Apr 6, 2022
Apr 6, 2022
Mar 31, 2022
Mar 2, 2022
Refund of fees
Search/Exam
Mar 2, 2022
Refund of fees
Search/Exam
Feb 28, 2022
Feb 28, 2022
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Jan 21, 2022
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Jan 14, 2022
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Jan 11, 2022
(Electronic) Receipt
Appeal
Jan 11, 2022
Jan 11, 2022
Dec 23, 2021
(Electronic) Receipt
Appeal
Dec 23, 2021
Dec 23, 2021
Dec 23, 2021
Nov 12, 2021
Nov 12, 2021
Nov 10, 2021
Nov 4, 2021
(Electronic) Receipt
Appeal
Nov 4, 2021
Nov 4, 2021
Oct 15, 2021
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Oct 15, 2021
Oct 12, 2021
Aug 31, 2021
Aug 27, 2021
Aug 25, 2021
(Electronic) Receipt
Appeal
Aug 25, 2021
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(Electronic) Receipt
Appeal
Aug 23, 2021
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Aug 9, 2021
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(Electronic) Receipt
Appeal
Aug 3, 2021
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Jul 20, 2021
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jul 20, 2021
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May 7, 2021
(Electronic) Receipt
Appeal
May 7, 2021
May 7, 2021
Notice of appeal
Appeal
Mar 19, 2021
Mar 11, 2021
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Means of redress
OPPO
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Claims
OPPO
Feb 24, 2020
Claims
OPPO
Feb 24, 2020
Claims
OPPO
Feb 24, 2020
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Decision to grant a European patent
Search/Exam
Nov 19, 2018
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Intention to grant (signatures)
Search/Exam
Nov 19, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 19, 2018
Nov 6, 2018
(Electronic) Receipt
Search/Exam
Nov 6, 2018
Amended claims with annotations
Search/Exam
Nov 6, 2018
Claims
Search/Exam
Nov 6, 2018
French translation of claims
Search/Exam
Nov 6, 2018
German translation of the claims
Search/Exam
Nov 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2018
Jun 29, 2018
Jun 29, 2018
Jun 29, 2018
Intention to grant (signatures)
Search/Exam
Jun 29, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 29, 2018
Jun 6, 2018
Examination started
Search/Exam
Apr 3, 2018
(Electronic) Receipt
Search/Exam
Apr 3, 2018
Apr 3, 2018
Amendments received before examination
Search/Exam
Apr 3, 2018
Annex
Search/Exam
Apr 3, 2018
Annex
Search/Exam
Apr 3, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 31, 2018
Jan 31, 2018
Jan 23, 2018
(Electronic) Receipt
Search/Exam
Jan 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 23, 2018
Jan 18, 2018
Oct 25, 2017
Sep 22, 2017
Sep 15, 2017
Priority search results copy provided by EPO
Search/Exam
Aug 18, 2017
Communication to designated inventor
Search/Exam
Aug 18, 2017
Communication to designated inventor
Search/Exam
Aug 18, 2017
Communication to designated inventor
Search/Exam
Aug 18, 2017
Communication to designated inventor
Search/Exam
Aug 17, 2017
(Electronic) Receipt
Search/Exam
Aug 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 17, 2017
Jul 28, 2017
(Electronic) Receipt
Search/Exam
Jul 28, 2017
Request for entry into the European phase
Search/Exam
Jul 24, 2017
Annex
Search/Exam
Jul 24, 2017
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May 29, 2017
Information on entry into European phase
Search/Exam
Apr 26, 2017
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Dec 23, 2016
Written opinion
PCT2
Dec 23, 2016
Dec 23, 2016
Dec 20, 2016
Notification of election of EPO
Search/Exam
Dec 8, 2016
Nov 24, 2016
Nov 14, 2016
Nov 14, 2016
Annex
PCT2
Nov 14, 2016
PCT demand form
PCT2
Nov 14, 2016
Nov 14, 2016
Aug 8, 2016
Jul 21, 2016
Copy of the international search report
Search/Exam
Jul 21, 2016
Published international application - A1
Search/Exam
Apr 11, 2016
ISR: cited documents
PCTISA
Apr 6, 2016
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Feb 16, 2016
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Jan 14, 2016
(Electronic) Receipt
PCTRO
Jan 14, 2016
Abstract
PCTRO
Jan 14, 2016
Claims
PCTRO
Jan 14, 2016
Description
PCTRO
Jan 14, 2016
Jan 14, 2016
Jan 14, 2016