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The patent EP3231938 was granted to Crane on Aug 4, 2021. The application was filed on Sep 24, 2007 under application number EP17167904A. 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 |
|---|---|---|---|
| OBERTHUR FIDUCIAIRE VHP SECURITY PAPER | May 4, 2022 | CABINET NONY | ADMISSIBLE |
| OBERTHUR FIDUCIAIRE VHP SECURITY PAPER | May 4, 2022 | IPSILON | ADMISSIBLE |
| PORTALS PAPER | May 4, 2022 | BOULT WADE TENNANT | WITHDRAWN |
| LANDQART | Apr 29, 2022 | BREMI | ADMISSIBLE |
| GIESECKEDEVRIENT CURRENCY TECHNOLOGY | Apr 28, 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 | US2005180020 |
| OPPOSITION | EP0059056 |
| OPPOSITION | EP0189945 |
| OPPOSITION | EP0351663 |
| OPPOSITION | EP0492407 |
| OPPOSITION | EP0514455 |
| OPPOSITION | EP0543363 |
| OPPOSITION | EP1273704 |
| OPPOSITION | EP1319104 |
| OPPOSITION | EP1783273 |
| OPPOSITION | EP2074260 |
| OPPOSITION | EP2466005 |
| OPPOSITION | US2004023008 |
| OPPOSITION | US2005180020 |
| OPPOSITION | US2006076117 |
| OPPOSITION | US3281267 |
| OPPOSITION | US3409569 |
| OPPOSITION | US4006112 |
| OPPOSITION | US4892336 |
| OPPOSITION | US5800870 |
| OPPOSITION | US5928471 |
| OPPOSITION | WO03087471 |
| OPPOSITION | WO2004001130 |
| OPPOSITION | WO9112372 |
| OPPOSITION | WO9628610 |
| OPPOSITION | WO9814661 |
| OPPOSITION | WO9849397 |
| SEARCH | EP1273704 |
| SEARCH | US5928471 |
| SEARCH | US6176522 |
| SEARCH | WO9814661 |
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 17, 2025
Refund of fees
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Aug 17, 2021
Jul 8, 2021
Decision to grant a European patent
Search/Exam
Jun 22, 2021
(Electronic) Receipt
Search/Exam
Jun 22, 2021
Filing of the translations of the claims
Search/Exam
Jun 22, 2021
French translation of claims
Search/Exam
Jun 22, 2021
German translation of the claims
Search/Exam
Feb 12, 2021
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Intention to grant (signatures)
Search/Exam
Feb 12, 2021
Text intended for grant (clean copy)
Search/Exam
Feb 12, 2021
Aug 12, 2020
(Electronic) Receipt
Search/Exam
Aug 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2020
May 8, 2020
Annex to the communication
Search/Exam
May 8, 2020
Communication from the Examining Division
Search/Exam
Nov 14, 2019
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Nov 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2019
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Submission concerning representation
Search/Exam
Nov 23, 2018
(Electronic) Receipt
Search/Exam
Nov 23, 2018
Amended claims with annotations
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Nov 23, 2018
Amended description with annotations
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Nov 23, 2018
Claims
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Nov 23, 2018
Description
Search/Exam
Nov 23, 2018
Letter accompanying subsequently filed items
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Nov 23, 2018
Jul 24, 2018
Annex to the communication
Search/Exam
Jul 24, 2018
Communication from the Examining Division
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Jul 19, 2018
Examination started
Search/Exam
Apr 18, 2018
(Electronic) Receipt
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Apr 18, 2018
Apr 18, 2018
Amended claims with annotations
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Apr 18, 2018
Amendments received before examination
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Apr 18, 2018
Letter accompanying subsequently filed items
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Mar 27, 2018
Mar 22, 2018
Oct 23, 2017
Oct 11, 2017
Communication to designated inventor
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Oct 11, 2017
Communication to designated inventor
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Oct 5, 2017
(Electronic) Receipt
Search/Exam
Oct 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 5, 2017
Letter concerning the inventor
Search/Exam
Sep 27, 2017
Refund of fees
Search/Exam
Sep 20, 2017
Notification of forthcoming publication
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Sep 14, 2017
Sep 14, 2017
European search opinion
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Sep 14, 2017
European search report
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Sep 14, 2017
Information on Search Strategy
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Sep 6, 2017
Search started
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Jul 26, 2017
Jul 21, 2017
Jul 20, 2017
Letter which had not been notified
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Jul 17, 2017
Letter which had not been notified
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Jun 19, 2017
Communication to designated inventor
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Jun 19, 2017
Communication to designated inventor
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Jun 19, 2017
Communication to designated inventor
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Jun 19, 2017
Communication to designated inventor
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Jun 19, 2017
Communication to designated inventor
Search/Exam
May 2, 2017
(Electronic) Receipt
Search/Exam
May 2, 2017
Letter accompanying subsequently filed items
Search/Exam
May 2, 2017
Matter concerning the application
Search/Exam
Apr 25, 2017
Abstract
Search/Exam
Apr 25, 2017
Apr 25, 2017
Claims
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Apr 25, 2017
Description
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Apr 25, 2017
Designation of inventor
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Apr 25, 2017
Request for grant of a European patent
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Jun 4, 2008