Patent No. EP2421783 (titled "Method For Communication With An Elevator System") was filed by Inventio on Apr 21, 2010. The application was issued on Aug 12, 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 |
|---|---|---|
| KONE | May 12, 2016 | GLUCK KRITZENBERGER PATENTANWALTE PARTGMBB |
| OTIS ELEVATOR | May 12, 2016 | DEHNS |
| THYSSENKRUPP ELEVATOR | May 12, 2016 | 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
Jun 6, 2024
Jun 6, 2024
Jun 6, 2024
Jun 6, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Mar 1, 2024
Feb 20, 2024
Feb 20, 2024
Nov 24, 2023
Jul 3, 2023
Jul 3, 2023
Jul 3, 2023
Jul 3, 2023
Jul 3, 2023
Jun 28, 2023
Jun 1, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 31, 2023
May 25, 2023
May 25, 2023
May 25, 2023
May 25, 2023
May 23, 2023
May 23, 2023
May 23, 2023
May 22, 2023
May 17, 2023
May 17, 2023
May 17, 2023
May 16, 2023
May 16, 2023
May 16, 2023
May 16, 2023
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 7, 2022
Oct 7, 2022
Oct 7, 2022
Aug 26, 2022
Aug 26, 2022
Aug 26, 2022
Aug 12, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
May 31, 2022
May 31, 2022
May 31, 2022
May 25, 2022
May 25, 2022
May 25, 2022
Apr 6, 2022
Apr 6, 2022
Apr 6, 2022
Apr 6, 2022
Feb 7, 2022
Feb 7, 2022
Feb 7, 2022
Feb 7, 2022
Feb 2, 2022
May 12, 2021
Jan 28, 2021
Jan 28, 2021
Jan 20, 2021
Jan 20, 2021
Jan 20, 2021
Jan 14, 2021
Jan 14, 2021
Jan 14, 2021
Jan 6, 2021
Jan 6, 2021
Jan 6, 2021
Mar 2, 2020
Nov 20, 2019
Nov 15, 2019
Nov 15, 2019
Nov 15, 2019
Nov 4, 2019
Oct 25, 2019
Oct 25, 2019
Oct 25, 2019
Oct 23, 2019
Oct 17, 2019
Oct 17, 2019
Oct 17, 2019
Jun 25, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 18, 2019
Jun 7, 2019
Jun 7, 2019
Jun 7, 2019
Apr 29, 2019
Apr 18, 2019
Apr 15, 2019
Apr 12, 2019
Apr 12, 2019
Apr 12, 2019
Apr 9, 2019
Apr 9, 2019
Apr 9, 2019
Apr 9, 2019
Apr 2, 2019
Mar 12, 2019
Feb 20, 2019
Feb 14, 2019
Feb 13, 2019
Feb 11, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Feb 8, 2019
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Aug 7, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jun 1, 2018
May 28, 2018
May 28, 2018
May 28, 2018
May 21, 2018
May 21, 2018
May 21, 2018
May 17, 2018
May 17, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
Apr 3, 2018
Apr 3, 2018
Apr 3, 2018
Apr 3, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 6, 2018
Mar 6, 2018
Mar 6, 2018
Feb 28, 2018
Feb 28, 2018
Feb 28, 2018
Feb 13, 2018
Feb 13, 2018
Feb 13, 2018
Feb 13, 2018
Feb 8, 2018
Feb 8, 2018
Feb 6, 2018
Feb 6, 2018
Feb 6, 2018
Dec 5, 2017
Dec 1, 2017
Nov 13, 2017
Nov 7, 2017
Nov 7, 2017
Nov 6, 2017
Nov 2, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Oct 27, 2017
Aug 21, 2017
Aug 21, 2017
Aug 21, 2017
Aug 14, 2017
Aug 14, 2017
Aug 14, 2017
Aug 14, 2017
Aug 14, 2017
Jul 13, 2017
Jul 11, 2017
Jul 11, 2017
Jul 11, 2017
Jun 26, 2017
Jun 13, 2017
Jun 13, 2017
Jun 13, 2017
Jun 13, 2017
Jun 13, 2017
Jun 13, 2017
Jun 8, 2017
Jun 1, 2017
Jun 1, 2017
May 31, 2017
May 31, 2017
Jan 5, 2017
Jan 5, 2017
Jan 5, 2017
Dec 23, 2016
Dec 23, 2016
Dec 23, 2016
Dec 23, 2016
Dec 23, 2016
Dec 23, 2016
Dec 23, 2016
Oct 28, 2016
Oct 28, 2016
Oct 28, 2016
Oct 28, 2016
Oct 20, 2016
Oct 20, 2016
Jun 27, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Jun 7, 2016
May 31, 2016
May 30, 2016
May 25, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
May 12, 2016
Aug 12, 2015
Jul 16, 2015
Jul 1, 2015
Jul 1, 2015
Jul 1, 2015
Jul 1, 2015
Jul 1, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
May 27, 2014
May 27, 2014
May 27, 2014
May 27, 2014
May 27, 2014
Feb 6, 2014
Feb 6, 2014
May 22, 2013
May 22, 2013
May 22, 2013
May 22, 2013
May 22, 2013
Mar 13, 2013
Mar 13, 2013
Feb 1, 2012
Jan 17, 2012
Jan 17, 2012
Jan 17, 2012
Dec 27, 2011
Dec 19, 2011
Nov 24, 2011
Nov 24, 2011
Nov 24, 2011
Nov 24, 2011
Nov 24, 2011
Nov 8, 2011
Sep 2, 2011
Nov 18, 2010
Oct 28, 2010
Oct 28, 2010
Oct 28, 2010
Aug 11, 2010
Jul 5, 2010
Jul 5, 2010
Jul 5, 2010
Apr 21, 2010
Apr 21, 2010
Apr 21, 2010
Apr 21, 2010
Apr 21, 2010
Apr 21, 2010