Patent No. EP2876206 (titled "Method For Producing Fiber Webs And Production Line For Producing Fiber Webs") was filed by Valmet on Nov 21, 2013. The application was issued on Mar 1, 2023.

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 |
|---|---|---|
| ANDRITZ KUSTERS | Jun 27, 2019 | HENSELER |
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
Feb 2, 2023
Feb 2, 2023
Jan 27, 2023
Jan 18, 2023
Jan 18, 2023
Jan 18, 2023
Jan 18, 2023
Oct 10, 2022
Oct 10, 2022
Oct 10, 2022
Oct 3, 2022
Mar 22, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Mar 18, 2022
Jan 19, 2022
Nov 25, 2021
Nov 23, 2021
Nov 19, 2021
Nov 19, 2021
Nov 19, 2021
Nov 19, 2021
Nov 19, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Sep 20, 2021
Jul 6, 2021
Jul 6, 2021
Feb 8, 2021
Feb 5, 2021
Feb 5, 2021
Feb 5, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Feb 4, 2021
Sep 15, 2020
Sep 2, 2020
Aug 26, 2020
Jul 17, 2020
Jul 17, 2020
Jul 8, 2020
Jul 8, 2020
Jul 7, 2020
Jul 6, 2020
Jul 6, 2020
Jul 6, 2020
Jul 3, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Jul 2, 2020
Apr 24, 2020
Apr 24, 2020
Apr 24, 2020
Dec 5, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Dec 2, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Aug 29, 2019
Aug 29, 2019
Aug 29, 2019
Aug 28, 2019
Aug 28, 2019
Aug 28, 2019
Jul 23, 2019
Jul 23, 2019
Jul 11, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Oct 22, 2018
Sep 13, 2018
Aug 28, 2018
Aug 28, 2018
Aug 28, 2018
Aug 28, 2018
Aug 28, 2018
May 15, 2018
May 15, 2018
May 15, 2018
May 15, 2018
May 15, 2018
Apr 10, 2018
Dec 30, 2016
Nov 28, 2016
Oct 19, 2015
Oct 19, 2015
Oct 19, 2015
Oct 19, 2015
Oct 19, 2015
Oct 19, 2015
Oct 19, 2015
Sep 17, 2015
Jun 1, 2015
Apr 30, 2015
Apr 4, 2014
Apr 1, 2014
Apr 1, 2014
Apr 1, 2014
Mar 27, 2014
Mar 3, 2014
Jan 14, 2014
Jan 14, 2014
Jan 14, 2014
Jan 14, 2014
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013
Nov 21, 2013