Patent No. EP2841284 (titled "Security Device For Projecting A Collection Of Synthetic Images") was filed by Visual Physics on Apr 24, 2013. The application was issued on Jun 24, 2020.

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 |
|---|---|---|
| GIESECKEDEVRIENT CURRENCY TECHNOLOGY | Mar 24, 2021 | PATENTANWALTE GEYER |
| LUMENCO | Mar 22, 2021 | MURGITROYD |
| DE LA RUE | Mar 19, 2021 | GILL JENNINGS & EVERY |
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
Dec 19, 2025
Dec 19, 2025
Dec 19, 2025
Dec 19, 2025
Dec 19, 2025
Oct 29, 2025
Oct 29, 2025
Oct 29, 2025
Oct 29, 2025
Oct 29, 2025
Oct 29, 2025
Oct 15, 2025
Oct 15, 2025
Oct 10, 2025
Oct 10, 2025
Oct 10, 2025
Oct 2, 2025
Sep 26, 2025
Sep 26, 2025
Sep 26, 2025
Sep 25, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 12, 2025
Sep 12, 2025
Sep 12, 2025
May 2, 2025
May 2, 2025
May 2, 2025
May 2, 2025
Sep 25, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 20, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 19, 2024
Sep 16, 2024
Jul 15, 2024
Jul 15, 2024
Jul 15, 2024
Jul 10, 2024
Jul 10, 2024
Jul 10, 2024
Jun 14, 2024
Jun 14, 2024
Jun 14, 2024
Jun 14, 2024
Jun 3, 2024
May 24, 2024
May 24, 2024
May 24, 2024
Apr 24, 2024
Apr 23, 2024
Apr 19, 2024
Apr 19, 2024
Apr 19, 2024
Apr 15, 2024
Apr 15, 2024
Apr 15, 2024
Dec 15, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Nov 27, 2023
Nov 22, 2023
Nov 22, 2023
Nov 22, 2023
Oct 10, 2023
Oct 5, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
Oct 4, 2023
May 25, 2023
May 25, 2023
May 25, 2023
May 25, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
May 19, 2023
Mar 16, 2023
Mar 10, 2023
Mar 10, 2023
Mar 10, 2023
Mar 9, 2023
Feb 28, 2023
Feb 28, 2023
Feb 28, 2023
Jan 16, 2023
Jan 13, 2023
Jan 13, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Nov 11, 2022
Nov 7, 2022
Nov 7, 2022
Nov 7, 2022
Nov 4, 2022
Nov 4, 2022
Nov 4, 2022
Oct 28, 2022
Oct 28, 2022
Oct 28, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 27, 2022
Oct 24, 2022
Oct 24, 2022
Oct 24, 2022
Oct 21, 2022
Oct 21, 2022
Oct 21, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 12, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 9, 2022
Sep 7, 2022
Sep 7, 2022
Sep 7, 2022
Sep 7, 2022
Sep 7, 2022
Sep 7, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 4, 2022
Aug 4, 2022
Aug 4, 2022
Jun 7, 2022
Jun 7, 2022
Jun 7, 2022
Jun 1, 2022
Jun 1, 2022
May 24, 2022
May 24, 2022
May 24, 2022
May 24, 2022
Apr 7, 2022
Apr 7, 2022
Apr 7, 2022
Apr 1, 2022
Apr 1, 2022
Mar 24, 2022
Mar 23, 2022
Mar 23, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 22, 2022
Mar 9, 2022
Mar 3, 2022
Mar 3, 2022
Mar 3, 2022
Mar 3, 2022
Oct 15, 2021
Oct 15, 2021
Sep 7, 2021
Sep 7, 2021
Sep 7, 2021
Sep 1, 2021
Sep 1, 2021
Sep 1, 2021
Sep 1, 2021
Apr 21, 2021
Apr 21, 2021
Apr 21, 2021
Apr 21, 2021
Mar 29, 2021
Mar 25, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 24, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 22, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Mar 19, 2021
Jan 12, 2021
Jul 6, 2020
May 28, 2020
May 18, 2020
May 18, 2020
May 18, 2020
May 18, 2020
Jan 8, 2020
Jan 8, 2020
Jan 8, 2020
Jan 8, 2020
Jan 8, 2020
Jul 31, 2019
Jul 31, 2019
Jul 31, 2019
Mar 22, 2019
Mar 22, 2019
Nov 26, 2018
Nov 26, 2018
Nov 26, 2018
Nov 26, 2018
Nov 26, 2018
Jul 16, 2018
Jul 16, 2018
Jul 9, 2018
May 16, 2018
Apr 12, 2018
Apr 12, 2018
Apr 6, 2018
Apr 6, 2018
Apr 6, 2018
May 12, 2017
May 12, 2017
May 20, 2015
May 20, 2015
May 20, 2015
Feb 24, 2015
Feb 4, 2015
Dec 2, 2014
Nov 28, 2014
Nov 28, 2014
Nov 12, 2014
Oct 23, 2014
Oct 23, 2014
Oct 23, 2014
Sep 5, 2014
Nov 20, 2013
Oct 31, 2013
Oct 31, 2013
Aug 8, 2013
Aug 8, 2013
Aug 8, 2013
May 6, 2013
May 6, 2013
May 6, 2013
May 6, 2013
May 6, 2013