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The patent EP3583189 was granted to List Technology on Jun 2, 2021. The application was filed on Feb 16, 2018 under application number EP18709943A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| BUSS SMS CANZLER | Feb 28, 2022 | SCHAAD | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CA2737497 |
| DESCRIPTION | CH674959 |
| DESCRIPTION | DE2823129 |
| DESCRIPTION | DE3744269 |
| DESCRIPTION | EP0356419 |
| DESCRIPTION | EP1436073 |
| DESCRIPTION | US2014376327 |
| DESCRIPTION | US4889431 |
| INTERNATIONAL-SEARCH-REPORT | US1852205 |
| INTERNATIONAL-SEARCH-REPORT | US2004011707 |
| INTERNATIONAL-SEARCH-REPORT | US2008173531 |
| INTERNATIONAL-SEARCH-REPORT | US6413415 |
| OPPOSITION | AT334328B |
| OPPOSITION | CH658798 |
| OPPOSITION | CH686406 |
| OPPOSITION | CN103450936 |
| OPPOSITION | DE3122650 |
| OPPOSITION | US2005123466 |
| OPPOSITION | US2008173531 |
| OPPOSITION | WO2016078994 |
| OPPOSITION | WO8800493 |
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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Jun 18, 2025
Jun 18, 2025
Jun 18, 2025
Jun 18, 2025
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Jun 17, 2025
May 23, 2025
May 20, 2025
(Electronic) Receipt
Appeal
May 20, 2025
May 20, 2025
May 15, 2025
May 12, 2025
(Electronic) Receipt
Appeal
May 12, 2025
May 12, 2025
Mar 4, 2025
Mar 4, 2025
Mar 3, 2025
Feb 26, 2025
(Electronic) Receipt
Appeal
Feb 26, 2025
Feb 26, 2025
Feb 26, 2025
Feb 26, 2025
Feb 24, 2025
Feb 20, 2025
Feb 19, 2025
(Electronic) Receipt
Appeal
Feb 19, 2025
Feb 19, 2025
Feb 17, 2025
(Electronic) Receipt
Appeal
Feb 17, 2025
Feb 17, 2025
Feb 11, 2025
Feb 6, 2025
(Electronic) Receipt
Appeal
Feb 6, 2025
Feb 6, 2025
Feb 6, 2025
Description
Appeal
Feb 6, 2025
Description
Appeal
Feb 6, 2025
Feb 6, 2025
Feb 4, 2025
Feb 4, 2025
Jan 30, 2025
Jan 29, 2025
Jan 22, 2025
Jan 17, 2025
(Electronic) Receipt
Appeal
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Jan 17, 2025
Reply to appeal
Appeal
Nov 7, 2024
Nov 7, 2024
Nov 4, 2024
(Electronic) Receipt
Appeal
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Aug 16, 2024
Aug 16, 2024
Aug 16, 2024
Jul 17, 2024
Jul 16, 2024
Jul 12, 2024
(Electronic) Receipt
Appeal
Jul 12, 2024
Jul 12, 2024
Jul 12, 2024
Jul 4, 2024
Jul 4, 2024
Jul 4, 2024
Apr 15, 2024
Apr 15, 2024
Apr 9, 2024
(Electronic) Receipt
Appeal
Apr 9, 2024
Notice of appeal
Appeal
Apr 9, 2024
Notice of appeal
Appeal
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
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Mar 22, 2024
Means of redress
OPPO
Mar 22, 2024
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Mar 14, 2024
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Feb 28, 2022
Feb 28, 2022
Feb 28, 2022
Feb 28, 2022
Feb 28, 2022
Feb 28, 2022
Jun 15, 2021
May 7, 2021
Decision to grant a European patent
Search/Exam
Apr 22, 2021
(Electronic) Receipt
Search/Exam
Apr 22, 2021
Filing of the translations of the claims
Search/Exam
Apr 22, 2021
French translation of claims
Search/Exam
Apr 22, 2021
German translation of the claims
Search/Exam
Apr 22, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 22, 2020
Dec 22, 2020
Dec 22, 2020
Intention to grant (signatures)
Search/Exam
Dec 22, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 22, 2020
Dec 18, 2020
(Electronic) Receipt
Search/Exam
Dec 18, 2020
Enquiry as to the processing of the file
Search/Exam
Dec 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2020
Examination started
Search/Exam
May 25, 2020
(Electronic) Receipt
Search/Exam
May 25, 2020
Letter accompanying subsequently filed items
Search/Exam
May 25, 2020
May 13, 2020
Mar 24, 2020
(Electronic) Receipt
Search/Exam
Mar 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 24, 2020
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 27, 2019
Sep 25, 2019
Sep 23, 2019
Communication to designated inventor
Search/Exam
Sep 13, 2019
(Electronic) Receipt
Search/Exam
Sep 13, 2019
Request for entry into the European phase
Search/Exam
Aug 26, 2019
Aug 26, 2019
Aug 26, 2019
Jun 28, 2019
Information on entry into European phase
Search/Exam
Mar 28, 2019
Mar 28, 2019
Mar 28, 2019
Mar 28, 2019
Mar 28, 2019
Mar 18, 2019
Claims
PCTRO
Mar 18, 2019
Claims
PCTRO
Mar 18, 2019
Mar 11, 2019
Mar 11, 2019
Mar 11, 2019
Feb 15, 2019
Written opinion
PCT2
Feb 15, 2019
Feb 15, 2019
Feb 5, 2019
Notification of election of EPO
Search/Exam
Jan 23, 2019
Jan 2, 2019
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
PCT demand form
PCT2
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
Dec 17, 2018
Sep 12, 2018
Aug 23, 2018
Copy of the international search report
Search/Exam
Aug 23, 2018
Published international application - A1
Search/Exam
Jun 29, 2018
Jun 29, 2018
Jun 29, 2018
Apr 9, 2018
Apr 9, 2018
Apr 9, 2018
Apr 4, 2018
Mar 27, 2018
(Electronic) Receipt
PCTRO
Mar 27, 2018
Mar 27, 2018
Mar 27, 2018
Mar 26, 2018
Mar 20, 2018
Mar 16, 2018
(Electronic) Receipt
PCTRO
Mar 12, 2018
Mar 6, 2018
Mar 6, 2018
Mar 1, 2018
Feb 16, 2018
(Electronic) Receipt
PCTRO
Feb 16, 2018
Abstract
PCTRO
Feb 16, 2018
Claims
PCTRO
Feb 16, 2018
Description
PCTRO
Feb 16, 2018
Feb 16, 2018
Drawings
PCTRO