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The patent EP3793839 was granted to Gieseckedevrient Currency Technology on Dec 7, 2022. The application was filed on May 16, 2019 under application number EP19726574A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 | Opposition Status |
|---|---|---|---|
| HUECK FOLIEN GESELLSCHAFT | Sep 5, 2023 | BURGER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102017004586 |
| DESCRIPTION | WO2011066990 |
| DESCRIPTION | WO2011066991 |
| DESCRIPTION | WO2012048847 |
| DESCRIPTION | WO2014060089 |
| DESCRIPTION | WO2015078572 |
| DESCRIPTION | WO2016180522 |
| INTERNATIONAL-SEARCH-REPORT | DE102010047250 |
| INTERNATIONAL-SEARCH-REPORT | DE102015004027 |
| INTERNATIONAL-SEARCH-REPORT | US2017021660 |
| OPPOSITION | EP2522529 |
| OPPOSITION | WO2007107235 |
| OPPOSITION | WO2014121908 |
| OPPOSITION | WO2016034274 |
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
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Nov 5, 2025
Oct 29, 2025
(Electronic) Receipt
Appeal
Oct 29, 2025
Oct 29, 2025
Sep 8, 2025
Sep 2, 2025
(Electronic) Receipt
Appeal
Sep 2, 2025
Authorisation
Appeal
Sep 2, 2025
Notice of appeal
Appeal
Sep 2, 2025
Notice of appeal
Appeal
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
Jul 3, 2025
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Means of redress
OPPO
Jul 3, 2025
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Apr 16, 2025
Apr 11, 2025
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Authorisation
OPPO
Apr 3, 2025
Apr 3, 2025
Apr 3, 2025
Apr 2, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
Mar 27, 2025
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Feb 10, 2023
Feb 7, 2023
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Jan 28, 2023
Jan 28, 2023
Dec 20, 2022
Dec 7, 2022
Nov 10, 2022
Decision to grant a European patent
Search/Exam
Oct 31, 2022
English translation of the claims
Search/Exam
Oct 31, 2022
Filing of the translations of the claims
Search/Exam
Oct 31, 2022
French translation of claims
Search/Exam
Oct 7, 2022
Annexes in respect of a client data request
Search/Exam
Oct 7, 2022
Oct 6, 2022
Document concerning representation
Search/Exam
Jul 7, 2022
Jul 7, 2022
Jul 7, 2022
Intention to grant (signatures)
Search/Exam
Jul 7, 2022
Text intended for grant (clean copy)
Search/Exam
Jul 7, 2022
Mar 18, 2022
Amended claims with annotations
Search/Exam
Mar 18, 2022
Amended description with annotations
Search/Exam
Mar 18, 2022
Claims
Search/Exam
Mar 18, 2022
Description
Search/Exam
Mar 18, 2022
Mar 1, 2022
Mar 1, 2022
Mar 1, 2022
Intention to grant (signatures)
Search/Exam
Mar 1, 2022
Text intended for grant (clean copy)
Search/Exam
Mar 1, 2022
Feb 4, 2022
Examination started
Search/Exam
Oct 4, 2021
Sep 24, 2021
Sep 14, 2021
Sep 14, 2021
Feb 24, 2021
Jan 27, 2021
Jan 13, 2021
Communication to designated inventor
Search/Exam
Jan 13, 2021
Communication to designated inventor
Search/Exam
Jan 13, 2021
Communication to designated inventor
Search/Exam
Dec 16, 2020
Dec 16, 2020
Amended claims with annotations
Search/Exam
Dec 16, 2020
Request for entry into the European phase
Search/Exam
Dec 14, 2020
Dec 11, 2020
Sep 25, 2020
Information on entry into European phase
Search/Exam
Dec 9, 2019
Nov 21, 2019
Copy of the international search report
Search/Exam
Nov 21, 2019
Copy of the international search report
Search/Exam
Nov 21, 2019
Published international application - A1
Search/Exam
Jun 4, 2019
May 31, 2019
May 16, 2019
Abstract
PCTRO
May 16, 2019
Claims
PCTRO
May 16, 2019
Description
PCTRO
May 16, 2019
May 16, 2019
May 16, 2019
Drawings
PCTRO
May 16, 2019