Patent No. EP2379468 (titled "Process For Purifying A Flow Of Combustion Fumes From A Clinker Production Plant And Relative Apparatus") was filed by Italcementi on Dec 17, 2009. The application was issued on Sep 28, 2016.

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 |
|---|---|---|
| THYSSENKRUPP INDUSTRIAL SOLUTIONS | Jun 28, 2017 | THYSSENKRUPP |
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
Oct 26, 2020
Oct 26, 2020
Oct 21, 2020
Jul 10, 2020
Jul 10, 2020
Feb 11, 2020
Sep 23, 2019
Sep 23, 2019
Sep 23, 2019
Sep 12, 2019
Feb 11, 2019
Feb 11, 2019
Jan 9, 2019
Jan 3, 2019
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Dec 20, 2018
Nov 28, 2018
Nov 6, 2018
Nov 2, 2018
Nov 2, 2018
Nov 2, 2018
Oct 31, 2018
Oct 18, 2018
Oct 17, 2018
Oct 17, 2018
Oct 16, 2018
Oct 16, 2018
Oct 16, 2018
Oct 12, 2018
Oct 12, 2018
Oct 12, 2018
Oct 12, 2018
Oct 12, 2018
Oct 8, 2018
Sep 28, 2018
Sep 28, 2018
Sep 28, 2018
Aug 14, 2018
Aug 14, 2018
Aug 3, 2018
Aug 3, 2018
Jul 20, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
May 2, 2018
Apr 23, 2018
Mar 29, 2018
Mar 26, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Mar 21, 2018
Dec 13, 2017
Dec 6, 2017
Dec 6, 2017
Dec 6, 2017
Dec 6, 2017
Aug 8, 2017
Aug 8, 2017
Jul 4, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Jun 28, 2017
Sep 28, 2016
Sep 1, 2016
Aug 18, 2016
Aug 18, 2016
Aug 18, 2016
Aug 18, 2016
Aug 18, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
May 2, 2016
Sep 15, 2015
Aug 31, 2015
Aug 25, 2015
Aug 25, 2015
Aug 25, 2015
Mar 2, 2012
Mar 2, 2012
Mar 2, 2012
Mar 2, 2012
Mar 2, 2012
Mar 2, 2012
Mar 2, 2012
Jan 2, 2012
Nov 21, 2011
Sep 28, 2011
Sep 7, 2011
Jul 11, 2011
Jun 21, 2011
Jun 21, 2011
Jun 21, 2011
May 9, 2011
Aug 26, 2010
Jul 22, 2010
Jul 1, 2010
Jul 1, 2010
Jun 8, 2010
Jun 8, 2010
Jun 8, 2010
Feb 3, 2010
Feb 3, 2010
Feb 3, 2010
Feb 3, 2010