Patent No. EP2374582 (titled "Equipment For Transversal Perforation, On The Fly, Of Continuous Forms In Movement") was filed by Tecnau on Feb 7, 2011. The application was issued on Sep 1, 2021.

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 |
|---|---|---|
| MANROLAND GOSS WEB SYSTEMS | Apr 16, 2019 | - |
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
Aug 5, 2021
Aug 5, 2021
Jul 30, 2021
Jul 19, 2021
Jul 19, 2021
Jul 19, 2021
Jul 19, 2021
Jul 19, 2021
Apr 13, 2021
Apr 13, 2021
Apr 7, 2021
Mar 30, 2021
Mar 30, 2021
Mar 30, 2021
Mar 12, 2021
Jan 15, 2021
Dec 1, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Nov 27, 2020
Aug 20, 2020
Aug 20, 2020
Aug 7, 2020
Aug 5, 2020
Aug 4, 2020
Aug 3, 2020
Aug 3, 2020
Aug 3, 2020
Jul 31, 2020
Jul 31, 2020
Jul 31, 2020
Jul 30, 2020
Jul 29, 2020
Jul 29, 2020
Jul 29, 2020
Jul 28, 2020
Jul 24, 2020
Jul 24, 2020
Jul 23, 2020
Jul 23, 2020
Jul 23, 2020
Jul 22, 2020
Jul 22, 2020
Feb 18, 2020
Feb 17, 2020
Feb 14, 2020
Feb 14, 2020
Feb 14, 2020
Feb 14, 2020
Feb 14, 2020
Feb 14, 2020
Sep 20, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Sep 16, 2019
Aug 1, 2019
Aug 1, 2019
Jul 24, 2019
Jul 24, 2019
Jul 24, 2019
May 6, 2019
May 6, 2019
Apr 23, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Apr 16, 2019
Jul 30, 2018
Jun 21, 2018
May 25, 2018
May 25, 2018
May 25, 2018
May 25, 2018
May 25, 2018
Feb 6, 2018
Feb 6, 2018
Feb 6, 2018
Feb 6, 2018
Feb 6, 2018
Dec 20, 2017
Aug 24, 2017
Oct 15, 2012
Oct 2, 2012
Aug 9, 2012
May 15, 2012
May 7, 2012
May 7, 2012
May 7, 2012
May 7, 2012
May 7, 2012
May 7, 2012
May 7, 2012
Jan 3, 2012
Dec 21, 2011
Nov 3, 2011
Oct 17, 2011
Oct 6, 2011
Sep 14, 2011
Sep 14, 2011
Sep 14, 2011
Sep 14, 2011
Sep 8, 2011
Aug 5, 2011
Jun 8, 2011
Apr 30, 2011
Apr 30, 2011
Apr 6, 2011
Apr 6, 2011
Apr 6, 2011
Mar 31, 2011
Mar 31, 2011
Mar 28, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011
Feb 7, 2011