Patent No. EP3170904 (titled "Compositions And Methods For Nucleic Acid Sequencing") was filed by Pacific Biosciences OF California on Mar 27, 2009. The application was issued on Aug 16, 2017.

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 |
|---|---|---|
| OXFORD NANOPORE | Sep 13, 2017 | PATENT BOUTIQUE |
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
May 31, 2023
May 31, 2023
May 31, 2023
May 30, 2023
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Jan 16, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Dec 23, 2022
Dec 19, 2022
Dec 19, 2022
Dec 19, 2022
Dec 2, 2022
Dec 2, 2022
Nov 23, 2022
Nov 23, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
Nov 18, 2022
May 20, 2022
May 20, 2022
May 20, 2022
May 20, 2022
May 17, 2022
May 11, 2022
Feb 28, 2022
Feb 28, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 18, 2022
Feb 4, 2022
Feb 4, 2022
Feb 4, 2022
Jan 27, 2022
Jan 27, 2022
Jan 20, 2022
Sep 1, 2021
Sep 1, 2021
Sep 1, 2021
Aug 27, 2021
Aug 27, 2021
Aug 24, 2021
Oct 20, 2020
May 7, 2020
Apr 30, 2020
Apr 30, 2020
Apr 30, 2020
Dec 20, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Dec 16, 2019
Oct 24, 2019
Oct 24, 2019
Oct 15, 2019
Oct 15, 2019
Oct 15, 2019
Aug 26, 2019
Aug 26, 2019
Aug 13, 2019
Aug 13, 2019
Aug 13, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Jul 16, 2019
Jun 28, 2019
Jun 28, 2019
Jun 25, 2019
Jun 25, 2019
Jun 25, 2019
Jun 25, 2019
Jun 25, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
Jun 24, 2019
May 22, 2019
May 20, 2019
May 17, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 14, 2019
May 14, 2019
May 14, 2019
May 14, 2019
May 14, 2019
May 14, 2019
Jan 4, 2019
Jan 4, 2019
Dec 18, 2018
Dec 18, 2018
Dec 18, 2018
Dec 12, 2018
Dec 12, 2018
Dec 12, 2018
Dec 12, 2018
Dec 12, 2018
Dec 12, 2018
Oct 17, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Jun 8, 2018
Jun 8, 2018
Jun 8, 2018
Jun 6, 2018
Jun 6, 2018
Jun 6, 2018
Jun 5, 2018
Jun 5, 2018
Jun 5, 2018
Jun 1, 2018
Jun 1, 2018
May 28, 2018
May 24, 2018
May 23, 2018
May 23, 2018
May 23, 2018
May 23, 2018
May 23, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
May 16, 2018
Mar 22, 2018
Mar 20, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 12, 2018
Mar 1, 2018
Sep 19, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Aug 17, 2017
Jul 20, 2017
Jun 29, 2017
Jun 29, 2017
Jun 29, 2017
Jun 29, 2017
Jun 29, 2017
May 30, 2017
May 26, 2017
May 25, 2017
May 22, 2017
May 22, 2017
May 22, 2017
May 17, 2017
May 17, 2017
May 17, 2017
May 17, 2017
May 17, 2017
May 15, 2017
May 15, 2017
May 15, 2017
May 15, 2017
May 15, 2017
Apr 26, 2017
Apr 12, 2017
Apr 6, 2017
Apr 3, 2017
Mar 7, 2017
Feb 28, 2017
Feb 28, 2017
Feb 28, 2017
Feb 24, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 22, 2017
Feb 16, 2017
Feb 16, 2017
Feb 16, 2017
Feb 16, 2017
Feb 16, 2017
Jan 3, 2017
Jan 3, 2017
Jan 3, 2017
Jan 3, 2017
Nov 25, 2016
Nov 25, 2016
Nov 25, 2016
Nov 25, 2016
Nov 25, 2016
Oct 24, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Sep 16, 2016
Oct 28, 2015
Oct 20, 2009
Oct 20, 2009