Patent No. EP2989380 (titled "Led Light Fitting Having A Light-Guiding Panel") was filed by Zumtobel Lighting on Apr 16, 2014. The application was issued on Oct 31, 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 |
|---|---|---|
| PETERREINS SCHLEY PATENT UND RECHTSANWALTE PARTG MBB | Jul 31, 2019 | PETERREINS SCHLEY |
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
Feb 16, 2023
Feb 15, 2023
Feb 14, 2023
Feb 14, 2023
Feb 14, 2023
Dec 20, 2022
Dec 20, 2022
Dec 20, 2022
Nov 30, 2022
Nov 30, 2022
Nov 8, 2022
Nov 8, 2022
Nov 7, 2022
Nov 7, 2022
Nov 7, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Nov 3, 2022
Nov 3, 2022
Nov 3, 2022
Nov 3, 2022
Nov 2, 2022
Nov 2, 2022
Oct 31, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 26, 2022
Oct 26, 2022
Oct 26, 2022
Oct 21, 2022
Oct 21, 2022
Oct 17, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 10, 2022
Oct 7, 2022
Oct 6, 2022
Oct 6, 2022
Oct 6, 2022
Oct 4, 2022
Oct 4, 2022
May 9, 2022
May 9, 2022
Apr 19, 2022
Apr 13, 2022
Apr 13, 2022
Apr 8, 2022
Nov 17, 2021
Nov 12, 2021
Nov 12, 2021
Nov 12, 2021
Nov 11, 2021
Nov 3, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Jul 5, 2021
Jul 5, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 29, 2021
Jun 18, 2021
Jun 18, 2021
Jun 18, 2021
May 3, 2021
May 3, 2021
Apr 28, 2021
Apr 28, 2021
Apr 28, 2021
Apr 23, 2021
Apr 23, 2021
Apr 15, 2021
Apr 15, 2021
Apr 15, 2021
Feb 25, 2021
Feb 22, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 19, 2021
Feb 12, 2021
Feb 12, 2021
Feb 12, 2021
Feb 12, 2021
Nov 27, 2020
Oct 26, 2020
Oct 20, 2020
Oct 20, 2020
Oct 20, 2020
Oct 5, 2020
Oct 5, 2020
Sep 28, 2020
Sep 28, 2020
Sep 28, 2020
Sep 28, 2020
Sep 28, 2020
Sep 28, 2020
Sep 24, 2020
Sep 24, 2020
Sep 15, 2020
Aug 20, 2020
Aug 20, 2020
Jul 23, 2020
Jul 20, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 17, 2020
Jul 2, 2020
Jun 26, 2020
Jun 26, 2020
Jun 16, 2020
Jun 16, 2020
Jun 16, 2020
Jun 16, 2020
May 20, 2020
May 18, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
May 14, 2020
Apr 6, 2020
Apr 3, 2020
Mar 30, 2020
Mar 10, 2020
Jan 14, 2020
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Dec 23, 2019
Aug 19, 2019
Aug 19, 2019
Aug 13, 2019
Aug 6, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Nov 12, 2018
Oct 5, 2018
Sep 17, 2018
Sep 17, 2018
Sep 17, 2018
Sep 17, 2018
Jul 26, 2018
Jul 26, 2018
Jul 26, 2018
Jul 26, 2018
Jul 26, 2018
Oct 13, 2017
Oct 13, 2017
Oct 13, 2017
Jun 9, 2017
Jun 9, 2017
May 31, 2017
Jun 1, 2016
Jun 1, 2016
Jun 1, 2016
Feb 3, 2016
Dec 1, 2015
Nov 27, 2015
Nov 27, 2015
Nov 27, 2015
Nov 11, 2015
Oct 22, 2015
Oct 22, 2015
Oct 22, 2015
Sep 4, 2015
Nov 18, 2014
Oct 30, 2014
Oct 30, 2014
Oct 30, 2014
Jul 18, 2014
Jul 18, 2014
Jul 18, 2014
Apr 16, 2014
Apr 16, 2014
Apr 16, 2014
Apr 16, 2014
Apr 16, 2014