Patent No. EP2582261 (titled "Method Of Making A Structured Surface And Article Therefrom") was filed by 3M Innovative Properties Company on Jun 21, 2011. The application was issued on Nov 27, 2019.

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 |
|---|---|---|
| YKK | Jul 7, 2016 | LEINWEBER & ZIMMERMANN |
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
Oct 31, 2019
Oct 31, 2019
Oct 28, 2019
Oct 11, 2019
Oct 11, 2019
Oct 11, 2019
Oct 11, 2019
Oct 11, 2019
Aug 1, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 1, 2019
Jul 1, 2019
Jun 28, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
Jun 27, 2019
May 24, 2019
May 9, 2019
Mar 18, 2019
Feb 27, 2019
Feb 22, 2019
Feb 20, 2019
Feb 20, 2019
Feb 20, 2019
Feb 6, 2019
Feb 4, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Jan 31, 2019
Nov 19, 2018
Sep 26, 2018
Sep 20, 2018
Sep 20, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 19, 2018
Sep 14, 2018
Aug 9, 2018
Aug 6, 2018
Aug 6, 2018
Aug 6, 2018
Aug 2, 2018
Aug 2, 2018
Aug 2, 2018
May 23, 2018
May 23, 2018
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Sep 29, 2017
Sep 21, 2017
Sep 21, 2017
Jul 24, 2017
Jul 17, 2017
Jun 29, 2017
Jun 26, 2017
Jun 23, 2017
Feb 13, 2017
Feb 13, 2017
Feb 9, 2017
Aug 24, 2016
Aug 24, 2016
Jul 14, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Jul 7, 2016
Apr 25, 2016
Oct 22, 2015
Sep 24, 2015
Sep 11, 2015
Sep 11, 2015
Sep 11, 2015
Sep 11, 2015
Sep 11, 2015
May 13, 2015
May 13, 2015
May 13, 2015
May 13, 2015
Apr 7, 2015
Mar 12, 2015
Jan 7, 2015
Aug 1, 2013
Jun 6, 2013
Mar 27, 2013
Feb 11, 2013
Jan 29, 2013
Jan 25, 2013
Jan 25, 2013
Jan 16, 2013
Jan 3, 2013
Jan 3, 2013
Jan 3, 2013
Jan 3, 2013
Nov 5, 2012
Jan 17, 2012
Jan 17, 2012
Dec 29, 2011
Dec 29, 2011
Nov 17, 2011
Nov 17, 2011
Nov 17, 2011
Nov 7, 2011
Aug 11, 2011
Aug 11, 2011
Aug 11, 2011
Aug 11, 2011
Aug 11, 2011
Aug 11, 2011