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The patent EP3489936 was granted to Toppan Printing on Aug 13, 2025. The application was filed on Jul 25, 2017 under application number EP17834322A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| GIESECKEDEVRIENT CURRENCY TECHNOLOGY | Aug 2, 2022 | LKGLOBAL LORENZ & KOPF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2004085681 |
| INTERNATIONAL-SEARCH-REPORT | JP2014021445 |
| INTERNATIONAL-SEARCH-REPORT | US2012319395 |
| INTERNATIONAL-SEARCH-REPORT | WO2009040960 |
| OPPOSITION | EP3000614 |
| SEARCH | DE102005061749 |
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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OPPO
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Decision to grant a European patent
Search/Exam
Sep 23, 2021
(Electronic) Receipt
Search/Exam
Sep 23, 2021
French translation of claims
Search/Exam
Sep 23, 2021
German translation of the claims
Search/Exam
Sep 23, 2021
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
May 26, 2021
Text intended for grant (clean copy)
Search/Exam
May 26, 2021
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(Electronic) Receipt
Search/Exam
Mar 4, 2021
Amended claims with annotations
Search/Exam
Mar 4, 2021
Amended description with annotations
Search/Exam
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Claims
Search/Exam
Mar 4, 2021
Description
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
Mar 4, 2021
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Annex to the communication
Search/Exam
Oct 26, 2020
Communication from the Examining Division
Search/Exam
Oct 20, 2020
Examination started
Search/Exam
Aug 27, 2020
(Electronic) Receipt
Search/Exam
Aug 27, 2020
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Amended claims with annotations
Search/Exam
Aug 27, 2020
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Amended description with annotations
Search/Exam
Aug 27, 2020
Amendments received before examination
Search/Exam
Aug 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 25, 2020
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European search opinion
Search/Exam
Feb 6, 2020
Information on Search Strategy
Search/Exam
Feb 6, 2020
Supplementary European search report
Search/Exam
Jan 29, 2020
Search started
Search/Exam
May 2, 2019
Notification of forthcoming publication
Search/Exam
Mar 5, 2019
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Communication to designated inventor
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Communication to designated inventor
Search/Exam
Mar 1, 2019
Communication to designated inventor
Search/Exam
Feb 15, 2019
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(Electronic) Receipt
Search/Exam
Feb 6, 2019
Abstract
Search/Exam
Feb 6, 2019
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Annex
Search/Exam
Feb 6, 2019
Claims
Search/Exam
Feb 6, 2019
Description
Search/Exam
Feb 6, 2019
Drawings
Search/Exam
Feb 6, 2019
Request for entry into the European phase
Search/Exam
Dec 5, 2018
Information on entry into European phase
Search/Exam
Feb 21, 2018
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Copy of the international search report
Search/Exam
Feb 1, 2018
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International publication pamphlet
Search/Exam