Patent No. EP2548671 (titled "Method For Producing A Tubular Structural Component For A Motor Vehicle And Structural Component") was filed by Benteler Automobiltechnik on Jul 19, 2012. The application was issued on Feb 11, 2015.

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 |
|---|---|---|
| LINDE WIEMANN | Nov 2, 2015 | MULLER |
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
Sep 22, 2017
Sep 22, 2017
Sep 19, 2017
Jun 19, 2017
Jun 13, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
Jun 9, 2017
May 30, 2017
May 29, 2017
May 8, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 28, 2017
Apr 3, 2017
Mar 28, 2017
Mar 15, 2017
Oct 28, 2016
Oct 25, 2016
Oct 24, 2016
Oct 21, 2016
Oct 21, 2016
Oct 21, 2016
Oct 21, 2016
Oct 21, 2016
Jun 30, 2016
Jun 24, 2016
Jun 24, 2016
Jun 24, 2016
Jun 24, 2016
May 2, 2016
May 2, 2016
Apr 26, 2016
Dec 16, 2015
Dec 16, 2015
Nov 6, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Nov 2, 2015
Feb 11, 2015
Jan 15, 2015
Dec 23, 2014
Dec 23, 2014
Dec 23, 2014
Dec 23, 2014
Dec 19, 2014
Dec 11, 2014
Dec 11, 2014
Sep 23, 2014
Sep 23, 2014
Sep 23, 2014
Sep 23, 2014
Sep 23, 2014
Sep 23, 2014
Mar 18, 2014
Mar 18, 2014
Mar 18, 2014
Mar 18, 2014
Mar 18, 2014
Mar 18, 2014
Mar 18, 2014
Jan 31, 2014
Jan 31, 2014
Jan 27, 2014
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jul 23, 2013
Jan 28, 2013
Jan 4, 2013
Dec 17, 2012
Dec 17, 2012
Dec 17, 2012
Nov 28, 2012
Oct 31, 2012
Oct 16, 2012
Oct 10, 2012
Oct 1, 2012
Sep 26, 2012
Sep 18, 2012
Sep 11, 2012
Sep 11, 2012
Sep 11, 2012
Jul 20, 2012
Jul 20, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012
Jul 19, 2012