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The patent EP3800508 was granted to Esko Graphics Imaging on May 4, 2022. The application was filed on Oct 26, 2016 under application number EP20209977A. 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 |
|---|---|---|---|
| XSYS GERMANY | Feb 6, 2023 | ARNOLD & SIEDSMA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US8389203 |
| DESCRIPTION | US8578854 |
| OPPOSITION | DE202018006543U |
| OPPOSITION | EP3035123 |
| OPPOSITION | JPH08305006 |
| OPPOSITION | US2002192569 |
| OPPOSITION | US2016229173 |
| OPPOSITION | US5386268 |
| OPPOSITION | US6683421 |
| OPPOSITION | WO2008125866 |
| OPPOSITION | WO2015004437 |
| OPPOSITION | WO2015012880 |
| OPPOSITION | WO2016096945 |
| SEARCH | US2013209939 |
| SEARCH | US5386268 |
| SEARCH | WO2015044437 |
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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Jan 9, 2026
Jan 9, 2026
Jan 2, 2026
(Electronic) Receipt
Appeal
Jan 2, 2026
Jan 2, 2026
Dec 22, 2025
(Electronic) Receipt
Appeal
Dec 22, 2025
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Claims
Appeal
Dec 22, 2025
Claims
Appeal
Dec 22, 2025
Claims
Appeal
Dec 22, 2025
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(Electronic) Receipt
Appeal
Oct 23, 2025
Notice of appeal
Appeal
Oct 22, 2025
(Electronic) Receipt
Appeal
Oct 22, 2025
Notice of appeal
Appeal
Oct 22, 2025
Notice of appeal
Appeal
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Means of redress
OPPO
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OPPO
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Decision to grant a European patent
Search/Exam
Mar 24, 2022
(Electronic) Receipt
Search/Exam
Mar 24, 2022
Filing of the translations of the claims
Search/Exam
Mar 24, 2022
French translation of claims
Search/Exam
Mar 24, 2022
German translation of the claims
Search/Exam
Mar 24, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2021
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Intention to grant (signatures)
Search/Exam
Nov 19, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 19, 2021
Oct 19, 2021
Examination started
Search/Exam
Oct 5, 2021
(Electronic) Receipt
Search/Exam
Oct 5, 2021
Oct 5, 2021
Amended claims with annotations
Search/Exam
Oct 5, 2021
Oct 5, 2021
Amended description with annotations
Search/Exam
Oct 5, 2021
Amendments received before examination
Search/Exam
Oct 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 12, 2021
Mar 11, 2021
Notification of forthcoming publication
Search/Exam
Mar 11, 2021
Refund of fees
Search/Exam
Feb 25, 2021
Payment submission rejected
Search/Exam
Feb 22, 2021
Refund of fees
Search/Exam
Jan 29, 2021
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European search opinion
Search/Exam
Jan 29, 2021
European search report
Search/Exam
Jan 29, 2021
Information on Search Strategy
Search/Exam
Jan 19, 2021
Communication to designated inventor
Search/Exam
Jan 19, 2021
Communication to designated inventor
Search/Exam
Jan 19, 2021
Communication to designated inventor
Search/Exam
Jan 18, 2021
Search started
Search/Exam
Nov 26, 2020
Abstract
Search/Exam
Nov 26, 2020
Nov 26, 2020
Claims
Search/Exam
Nov 26, 2020
Description
Search/Exam
Nov 26, 2020
Designation of inventor
Search/Exam
Nov 26, 2020
Drawings
Search/Exam
Nov 26, 2020
Letter concerning search matters
Search/Exam
Nov 26, 2020
Request for grant of a European patent
Search/Exam
May 23, 2017