Patent No. EP3044539 (titled "Roughness Measuring Instrument For Use In A Machine Tool And Method For Measuring Roughness In A Machine Tool") was filed by Blum Novotest on Sep 3, 2014. The application was issued on Aug 23, 2017.

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.
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
Sep 19, 2023
Sep 18, 2023
Sep 18, 2023
Sep 18, 2023
Jul 12, 2023
Jul 12, 2023
Jul 12, 2023
Jul 3, 2023
Jun 30, 2023
Jun 30, 2023
Jun 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 30, 2023
May 24, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 16, 2023
May 10, 2023
May 10, 2023
May 10, 2023
May 10, 2023
Apr 4, 2023
Mar 30, 2023
Mar 30, 2023
Mar 30, 2023
Nov 24, 2022
Nov 22, 2022
Nov 21, 2022
Nov 21, 2022
Nov 21, 2022
Nov 17, 2022
Nov 17, 2022
Nov 17, 2022
Jan 14, 2022
Jan 14, 2022
Jan 14, 2022
Jan 11, 2022
Mar 3, 2021
Dec 7, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Dec 1, 2020
Jul 22, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
May 28, 2020
May 28, 2020
May 18, 2020
May 18, 2020
May 18, 2020
Mar 20, 2020
Mar 13, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Mar 10, 2020
Nov 28, 2019
Nov 19, 2019
Nov 12, 2019
Nov 12, 2019
Nov 12, 2019
Oct 4, 2019
Oct 4, 2019
Sep 26, 2019
Sep 26, 2019
Sep 26, 2019
Sep 26, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Apr 2, 2019
Mar 28, 2019
Mar 28, 2019
Mar 28, 2019
Mar 28, 2019
Mar 27, 2019
Mar 26, 2019
Mar 26, 2019
Mar 20, 2019
Mar 20, 2019
Mar 20, 2019
Mar 20, 2019
Mar 20, 2019
Mar 18, 2019
Mar 13, 2019
Mar 13, 2019
Mar 13, 2019
Mar 13, 2019
Mar 13, 2019
Mar 11, 2019
Mar 8, 2019
Mar 7, 2019
Mar 4, 2019
Mar 4, 2019
Mar 4, 2019
Mar 4, 2019
Oct 17, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Jul 2, 2018
Jun 26, 2018
Jun 26, 2018
Jun 26, 2018
Jun 26, 2018
Jun 6, 2018
Jun 6, 2018
May 25, 2018
May 25, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 21, 2018
Aug 24, 2017
Jul 27, 2017
Jul 7, 2017
Jul 7, 2017
Jul 7, 2017
Jul 7, 2017
Mar 9, 2017
Mar 9, 2017
Mar 9, 2017
Mar 9, 2017
Mar 9, 2017
Feb 23, 2017
Jan 20, 2017
Jan 20, 2017
Dec 2, 2016
Jun 22, 2016
Apr 20, 2016
Apr 18, 2016
Apr 18, 2016
Apr 18, 2016
Mar 22, 2016
Mar 22, 2016
Jan 27, 2016
Jan 27, 2016
Jan 27, 2016
Jan 27, 2016
Jan 22, 2016
Jan 18, 2016
Jan 18, 2016
Jan 18, 2016
Jan 18, 2016
Jan 18, 2016
Dec 14, 2015
Dec 14, 2015
Dec 14, 2015
Nov 19, 2015
Nov 19, 2015
Nov 19, 2015
Oct 9, 2015
Oct 9, 2015
Oct 9, 2015
Aug 11, 2015
Aug 11, 2015
Aug 11, 2015
Jul 22, 2015
Jul 15, 2015
Jul 3, 2015
Jun 17, 2015
Jun 17, 2015
Jun 17, 2015
Jun 17, 2015
Jun 17, 2015
Apr 8, 2015
Mar 19, 2015
Mar 19, 2015
Mar 19, 2015
Dec 19, 2014
Dec 19, 2014
Dec 19, 2014
Sep 3, 2014
Sep 3, 2014
Sep 3, 2014
Sep 3, 2014
Sep 3, 2014