Patent No. EP2849929 (titled "Blown Film Installation, Method For Producing A Blown Film Strip And Film Produced Therewith") was filed by Reifenhuser Maschinenfabrik on Aug 7, 2013. The application was issued on Aug 1, 2018.

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 |
|---|---|---|
| HOSOKAWA ALPINE | Apr 30, 2019 | CHARRIER RAPP & LIEBAU |
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
Jan 20, 2022
Jan 17, 2022
Oct 15, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 1, 2021
Oct 1, 2021
Oct 1, 2021
Aug 30, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 10, 2021
Aug 10, 2021
Aug 10, 2021
Aug 10, 2021
Aug 10, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Jul 20, 2021
Jul 16, 2021
Jul 14, 2021
Jul 14, 2021
Jul 14, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 2, 2021
Jul 2, 2021
Jun 30, 2021
Jun 30, 2021
Jun 30, 2021
Jun 30, 2021
Jun 30, 2021
Jun 30, 2021
Jan 26, 2021
Jan 26, 2021
Jan 26, 2021
Jan 20, 2021
Jan 20, 2021
Jan 20, 2021
Jan 20, 2021
Dec 22, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 18, 2020
Dec 15, 2020
Dec 9, 2020
Dec 9, 2020
Dec 9, 2020
Dec 8, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Dec 3, 2020
Nov 30, 2020
Nov 30, 2020
Nov 30, 2020
Nov 30, 2020
Nov 25, 2020
Nov 23, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Nov 19, 2020
Oct 14, 2020
Oct 9, 2020
Oct 9, 2020
Oct 9, 2020
Sep 2, 2020
Jul 7, 2020
Jul 1, 2020
Mar 18, 2020
Mar 11, 2020
Jan 10, 2020
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Dec 30, 2019
Nov 25, 2019
Nov 25, 2019
Nov 20, 2019
Sep 20, 2019
Sep 20, 2019
Sep 18, 2019
May 14, 2019
May 14, 2019
May 7, 2019
May 7, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Aug 13, 2018
Jul 5, 2018
Jun 27, 2018
Jun 27, 2018
Jun 27, 2018
Jun 19, 2018
Jun 19, 2018
Jun 19, 2018
Apr 4, 2018
Apr 4, 2018
Apr 4, 2018
Apr 4, 2018
Apr 4, 2018
May 9, 2017
Feb 28, 2017
Feb 28, 2017
Feb 28, 2017
Feb 28, 2017
Feb 28, 2017
Feb 27, 2017
Feb 27, 2017
Feb 27, 2017
Feb 27, 2017
Feb 27, 2017
Feb 27, 2017
Feb 27, 2017
Dec 19, 2016
Dec 14, 2016
Dec 13, 2016
Dec 13, 2016
Dec 13, 2016
Aug 19, 2016
Aug 19, 2016
Jun 17, 2016
Jun 17, 2016
May 31, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 17, 2016
May 12, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 9, 2016
May 6, 2016
Mar 9, 2016
Mar 4, 2016
Feb 25, 2016
Feb 25, 2016
Oct 26, 2015
Oct 26, 2015
Oct 15, 2015
Oct 9, 2015
Oct 5, 2015
Sep 17, 2015
Sep 17, 2015
Sep 16, 2015
Sep 16, 2015
Sep 3, 2015
Jun 10, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 5, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Jun 1, 2015
Mar 11, 2015
Feb 25, 2015
Feb 24, 2015
Jan 9, 2015
Jan 7, 2015
Dec 19, 2014
Dec 3, 2014
Nov 25, 2014
Nov 11, 2014
Nov 11, 2014
Nov 11, 2014
Nov 7, 2014
Nov 7, 2014
Nov 7, 2014
Nov 7, 2014
Nov 7, 2014
Mar 3, 2014
Feb 21, 2014
Feb 13, 2014
Feb 13, 2014
Feb 13, 2014
Nov 26, 2013
Nov 26, 2013
Nov 26, 2013
Sep 10, 2013
Sep 10, 2013
Sep 10, 2013
Sep 10, 2013