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The patent EP3004337 was granted to Cellectis on Aug 2, 2017. The application was filed on Apr 1, 2014 under application number EP14714278A. 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 |
|---|---|---|---|
| BARKER BRETTELL | May 1, 2018 | BARKER BRETTELL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2013US58005 |
| DESCRIPTION | US2006121005 |
| DESCRIPTION | US2013065314 |
| DESCRIPTION | US4474893 |
| DESCRIPTION | US4683195 |
| DESCRIPTION | US5858358 |
| DESCRIPTION | US5883223 |
| DESCRIPTION | US6010613 |
| DESCRIPTION | US6352694 |
| DESCRIPTION | US6534055 |
| DESCRIPTION | US6642043 |
| DESCRIPTION | US6692964 |
| DESCRIPTION | US6797514 |
| DESCRIPTION | US6867041 |
| DESCRIPTION | US6887466 |
| DESCRIPTION | US6905680 |
| DESCRIPTION | US6905681 |
| DESCRIPTION | US6905874 |
| DESCRIPTION | US7067318 |
| DESCRIPTION | US7144575 |
| DESCRIPTION | US7172869 |
| DESCRIPTION | US7175843 |
| DESCRIPTION | US7232566 |
| DESCRIPTION | WO2004083379 |
| DESCRIPTION | WO2013126712 |
| DESCRIPTION | WO2013176915 |
| DESCRIPTION | WO2014011988 |
| DESCRIPTION | WO9424277 |
| INTERNATIONAL-SEARCH-REPORT | WO2013074916 |
| INTERNATIONAL-SEARCH-REPORT | WO2013176915 |
| OPPOSITION | WO2013074916 |
| OPPOSITION | WO2013176915 |
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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Aug 3, 2017
Jul 6, 2017
Decision to grant a European patent
Search/Exam
Jun 23, 2017
(Electronic) Receipt
Search/Exam
Jun 23, 2017
Filing of the translations of the claims
Search/Exam
Jun 23, 2017
French translation of claims
Search/Exam
Jun 23, 2017
German translation of the claims
Search/Exam
Jun 23, 2017
Letter accompanying subsequently filed items
Search/Exam
May 9, 2017
May 9, 2017
May 9, 2017
Intention to grant (signatures)
Search/Exam
May 9, 2017
Text intended for grant (clean copy)
Search/Exam
May 9, 2017
Text intended for grant (sequence listing)
Search/Exam
May 9, 2017
Apr 10, 2017
(Electronic) Receipt
Search/Exam
Apr 10, 2017
Description
Search/Exam
Apr 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 10, 2017
Apr 10, 2017
Nov 29, 2016
Annex to the communication
Search/Exam
Nov 29, 2016
Communication from the Examining Division
Search/Exam
Sep 12, 2016
(Electronic) Receipt
Search/Exam
Sep 12, 2016
Amended claims with annotations
Search/Exam
Sep 12, 2016
Claims
Search/Exam
Sep 12, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 12, 2016
May 2, 2016
Annex to the communication
Search/Exam
May 2, 2016
Communication from the Examining Division
Search/Exam
Apr 28, 2016
Refund of fees
Search/Exam
Apr 8, 2016
Examination started
Search/Exam
Mar 17, 2016
Mar 16, 2016
Mar 8, 2016
Mar 8, 2016
Mar 3, 2016
(Electronic) Receipt
Search/Exam
Mar 3, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 3, 2016
Feb 25, 2016
(Electronic) Receipt
Search/Exam
Feb 25, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2016
Jan 11, 2016
Communication to designated inventor
Search/Exam
Jan 11, 2016
Communication to designated inventor
Search/Exam
Jan 11, 2016
Communication to designated inventor
Search/Exam
Jan 6, 2016
Priority search results copy provided by EPO
Search/Exam
Jan 6, 2016
Priority search results copy provided by EPO
Search/Exam
Dec 18, 2015
(Electronic) Receipt
Search/Exam
Dec 18, 2015
Dec 18, 2015
Amended claims with annotations
Search/Exam
Dec 18, 2015
Amendments received before examination
Search/Exam
Dec 18, 2015
Request for entry into the European phase
Search/Exam
Dec 14, 2015
Oct 9, 2015
Information on entry into European phase
Search/Exam
Jan 27, 2015
Notification of the recording of a change
Search/Exam
Dec 22, 2014
Dec 22, 2014
Dec 22, 2014
Dec 22, 2014
Dec 22, 2014
Dec 22, 2014
Dec 4, 2014
Converted Sequence Listing
Search/Exam
Dec 4, 2014
Copy of the international search report
Search/Exam
Dec 4, 2014
Published international application - A1
Search/Exam
Jun 27, 2014
Jun 27, 2014
Jun 27, 2014
Apr 1, 2014
(Electronic) Receipt
PCTRO
Apr 1, 2014
Abstract
PCTRO
Apr 1, 2014
Claims
PCTRO
Apr 1, 2014
Description
PCTRO
Apr 1, 2014
Drawings
PCTRO