Patent No. EP3036332 (titled "Plant Genome Modification Using Guide Rna/Cas Endonuclease Systems And Methods Of Use") was filed by E I DU Pont DE Nemours on Aug 20, 2014. The application was issued on Jun 24, 2020.

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 |
|---|---|---|
| NEDERLANDSCH OCTROOIBUREAU | Mar 23, 2021 | NEDERLANDSCH OCTROOIBUREAU |
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
Get instant alerts for new documents
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Sep 22, 2025
Aug 29, 2025
Aug 26, 2025
Aug 26, 2025
Aug 26, 2025
Aug 22, 2025
Aug 22, 2025
Aug 22, 2025
Aug 22, 2025
Jul 17, 2025
Jul 17, 2025
Jul 17, 2025
Jul 17, 2025
Jul 17, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
Jul 11, 2025
May 14, 2025
May 13, 2025
May 13, 2025
May 13, 2025
Mar 7, 2025
Mar 7, 2025
Mar 4, 2025
Mar 27, 2024
Feb 29, 2024
Feb 28, 2024
Feb 28, 2024
Feb 28, 2024
Feb 28, 2024
Feb 28, 2024
Nov 2, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Oct 26, 2023
Aug 9, 2023
Aug 8, 2023
Aug 8, 2023
Aug 8, 2023
Jun 22, 2023
Jun 22, 2023
Jun 22, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
Jun 20, 2023
May 10, 2023
May 3, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Mar 15, 2023
Mar 15, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Mar 9, 2023
Nov 29, 2022
Nov 29, 2022
Mar 23, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Sep 20, 2021
Aug 23, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Aug 17, 2021
Apr 7, 2021
Apr 7, 2021
Mar 29, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Mar 23, 2021
Jul 6, 2020
May 28, 2020
May 18, 2020
May 18, 2020
May 18, 2020
May 18, 2020
May 18, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Jan 21, 2020
Dec 5, 2019
Dec 5, 2019
Dec 5, 2019
Dec 5, 2019
Dec 5, 2019
Sep 30, 2019
Sep 30, 2019
Sep 27, 2019
Sep 20, 2019
Sep 20, 2019
Sep 20, 2019
Sep 20, 2019
Sep 20, 2019
Sep 20, 2019
Sep 18, 2019
Sep 11, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Aug 23, 2019
Feb 14, 2019
Feb 14, 2019
Feb 14, 2019
Feb 7, 2019
Feb 7, 2019
Feb 7, 2019
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Sep 27, 2018
Aug 2, 2018
Jul 27, 2018
Jul 27, 2018
Jul 27, 2018
Mar 21, 2018
Mar 21, 2018
Dec 8, 2017
Dec 8, 2017
Dec 8, 2017
Dec 8, 2017
Dec 8, 2017
Sep 29, 2017
Sep 25, 2017
Sep 25, 2017
Sep 25, 2017
Sep 25, 2017
Sep 25, 2017
Sep 20, 2017
Sep 20, 2017
Sep 20, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
May 30, 2017
May 30, 2017
May 12, 2017
Feb 1, 2017
Jan 17, 2017
Jan 17, 2017
Jan 17, 2017
Jan 17, 2017
Jan 17, 2017
Nov 18, 2016
Nov 18, 2016
Jun 1, 2016
Apr 4, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 29, 2016
Mar 10, 2016
Mar 9, 2016
Mar 9, 2016
Mar 9, 2016
Feb 19, 2016
Feb 19, 2016
Feb 19, 2016
Jan 7, 2016
Nov 6, 2015
Apr 10, 2015
Apr 7, 2015
Mar 17, 2015
Mar 17, 2015
Mar 17, 2015
Mar 17, 2015
Mar 17, 2015
Feb 26, 2015
Feb 26, 2015
Feb 26, 2015
Dec 2, 2014
Dec 2, 2014
Dec 2, 2014
Nov 6, 2014
Nov 6, 2014
Aug 29, 2014
Aug 29, 2014
Aug 29, 2014
Aug 29, 2014
Aug 29, 2014
Aug 29, 2014