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The patent EP3695001 was granted to DSM Assets on Jan 10, 2024. The application was filed on Oct 8, 2018 under application number EP18782449A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| HOFFMANN EITLE | Oct 9, 2024 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1468093 |
| DESCRIPTION | EP1499708 |
| DESCRIPTION | US2004102619 |
| DESCRIPTION | US2006258554 |
| DESCRIPTION | US5275944 |
| DESCRIPTION | US5457046 |
| DESCRIPTION | US5536655 |
| DESCRIPTION | US5648263 |
| DESCRIPTION | US5686593 |
| DESCRIPTION | US6022725 |
| DESCRIPTION | US6982159 |
| DESCRIPTION | US7005289 |
| DESCRIPTION | US7045332 |
| DESCRIPTION | WO0070031 |
| DESCRIPTION | WO0170998 |
| DESCRIPTION | WO02095014 |
| DESCRIPTION | WO02101078 |
| DESCRIPTION | WO0224926 |
| DESCRIPTION | WO03027306 |
| DESCRIPTION | WO03052054 |
| DESCRIPTION | WO03052055 |
| DESCRIPTION | WO03052056 |
| DESCRIPTION | WO03052057 |
| DESCRIPTION | WO03052118 |
| DESCRIPTION | WO03095627 |
| DESCRIPTION | WO2004016760 |
| DESCRIPTION | WO2004043980 |
| DESCRIPTION | WO2004048592 |
| DESCRIPTION | WO2005001036 |
| DESCRIPTION | WO2005001065 |
| DESCRIPTION | WO2005028636 |
| DESCRIPTION | WO2005047499 |
| DESCRIPTION | WO2005074647 |
| DESCRIPTION | WO2005074656 |
| DESCRIPTION | WO2005093050 |
| DESCRIPTION | WO2005093073 |
| DESCRIPTION | WO2006009434 |
| DESCRIPTION | WO2006074005 |
| DESCRIPTION | WO2006078256 |
| DESCRIPTION | WO2006114094 |
| DESCRIPTION | WO2006117432 |
| DESCRIPTION | WO2007019442 |
| DESCRIPTION | WO2007071818 |
| DESCRIPTION | WO2007071820 |
| DESCRIPTION | WO2007089290 |
| DESCRIPTION | WO2008008070 |
| DESCRIPTION | WO2008008793 |
| DESCRIPTION | WO2008041840 |
| DESCRIPTION | WO2008057637 |
| DESCRIPTION | WO2008148131 |
| DESCRIPTION | WO2009011591 |
| DESCRIPTION | WO2009042846 |
| DESCRIPTION | WO2009068565 |
| DESCRIPTION | WO2009073383 |
| DESCRIPTION | WO2009073709 |
| DESCRIPTION | WO2009076122 |
| DESCRIPTION | WO2009079210 |
| DESCRIPTION | WO2009085859 |
| DESCRIPTION | WO2009085864 |
| DESCRIPTION | WO2009085868 |
| DESCRIPTION | WO2009085935 |
| DESCRIPTION | WO2009127729 |
| DESCRIPTION | WO2010000888 |
| DESCRIPTION | WO2010014706 |
| DESCRIPTION | WO2010014880 |
| DESCRIPTION | WO2010053838 |
| DESCRIPTION | WO2010065448 |
| DESCRIPTION | WO2010065830 |
| DESCRIPTION | WO2010108918 |
| DESCRIPTION | WO2010122141 |
| DESCRIPTION | WO2010126772 |
| DESCRIPTION | WO2010138754 |
| DESCRIPTION | WO2011000949 |
| DESCRIPTION | WO2011005867 |
| DESCRIPTION | WO2011035027 |
| DESCRIPTION | WO2011035029 |
| DESCRIPTION | WO2011039319 |
| DESCRIPTION | WO2011041397 |
| DESCRIPTION | WO2011041405 |
| DESCRIPTION | WO2011041504 |
| DESCRIPTION | WO2011057083 |
| DESCRIPTION | WO2011057140 |
| DESCRIPTION | WO2011098580 |
| DESCRIPTION | WO2012000886 |
| DESCRIPTION | WO2012000892 |
| DESCRIPTION | WO2012044915 |
| DESCRIPTION | WO2014118360 |
| DESCRIPTION | WO2014130812 |
| DESCRIPTION | WO9105039 |
| DESCRIPTION | WO9315186 |
| DESCRIPTION | WO9421785 |
| DESCRIPTION | WO9602551 |
| DESCRIPTION | WO9813465 |
| DESCRIPTION | WO9815619 |
| DESCRIPTION | WO9815633 |
| DESCRIPTION | WO9906574 |
| DESCRIPTION | WO9910481 |
| DESCRIPTION | WO9925847 |
| DESCRIPTION | WO9931255 |
| INTERNATIONAL-SEARCH-REPORT | US2010044210 |
| INTERNATIONAL-SEARCH-REPORT | WO2012130120 |
| INTERNATIONAL-SEARCH-REPORT | WO2016145350 |
| OPPOSITION | CN107075533 |
| OPPOSITION | WO2015187935 |
| OPPOSITION | WO2016145363 |
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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Authorisation
OPPO
Dec 20, 2024
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Jan 23, 2024
Dec 14, 2023
Decision to grant a European patent
Search/Exam
Nov 30, 2023
(Electronic) Receipt
Search/Exam
Nov 30, 2023
Filing of the translations of the claims
Search/Exam
Nov 30, 2023
French translation of claims
Search/Exam
Nov 30, 2023
German translation of the claims
Search/Exam
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Intention to grant (signatures)
Search/Exam
Jul 31, 2023
Text intended for grant (clean copy)
Search/Exam
Jul 31, 2023
Jul 6, 2023
Examination started
Search/Exam
Mar 14, 2023
Feb 28, 2023
(Electronic) Receipt
Search/Exam
Feb 28, 2023
Enquiry as to the processing of the file
Search/Exam
Feb 28, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 22, 2023
Feb 22, 2023
Feb 15, 2023
Annexes in respect of a client data request
Search/Exam
Feb 15, 2023
Annexes in respect of a client data request
Search/Exam
Feb 15, 2023
Annexes in respect of a client data request
Search/Exam
Feb 15, 2023
Authorisation
Search/Exam
Feb 15, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2023
Letter concerning fees and payments
Search/Exam
Feb 15, 2023
Sep 7, 2020
(Electronic) Receipt
Search/Exam
Sep 7, 2020
Sep 7, 2020
Amendments received before examination
Search/Exam
Sep 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 22, 2020
May 19, 2020
May 15, 2020
Communication to designated inventor
Search/Exam
May 15, 2020
Communication to designated inventor
Search/Exam
May 12, 2020
Priority search results copy provided by EPO
Search/Exam
Apr 30, 2020
Mar 11, 2020
Information regarding early processing
Search/Exam
Mar 5, 2020
(Electronic) Receipt
Search/Exam
Mar 5, 2020
Request for entry into the European phase
Search/Exam
Feb 21, 2020
Information on entry into European phase
Search/Exam
May 9, 2019
Apr 18, 2019
Copy of the international search report
Search/Exam
Apr 18, 2019
Published international application - A1
Search/Exam
Jan 2, 2019
ISR: cited documents
PCTISA
Dec 21, 2018
Dec 21, 2018
Dec 21, 2018
Oct 19, 2018
Oct 18, 2018
Oct 15, 2018
Oct 8, 2018
(Electronic) Receipt
PCTRO
Oct 8, 2018
Abstract
PCTRO
Oct 8, 2018
Claims
PCTRO
Oct 8, 2018
Description
PCTRO
Oct 8, 2018
Oct 8, 2018
Oct 8, 2018