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The patent EP3936443 was granted to Tecnicas Mecanicas Ilerdenses on Jan 18, 2023. The application was filed on Mar 7, 2019 under application number EP19724544A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| PAYPER | Oct 17, 2023 | HERRERO & ASOCIADOS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0842087 |
| INTERNATIONAL-SEARCH-REPORT | US2010219002 |
| INTERNATIONAL-SEARCH-REPORT | US2018141690 |
| INTERNATIONAL-SEARCH-REPORT | US5168906 |
| INTERNATIONAL-SEARCH-REPORT | US5443102 |
| OPPOSITION | EP0842087 |
| OPPOSITION | EP3323732 |
| OPPOSITION | ES2334474 |
| OPPOSITION | US5443102 |
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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Decision to grant a European patent
Search/Exam
Dec 7, 2022
(Electronic) Receipt
Search/Exam
Dec 7, 2022
French translation of claims
Search/Exam
Dec 7, 2022
German translation of the claims
Search/Exam
Dec 7, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2022
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Intention to grant (signatures)
Search/Exam
Oct 27, 2022
Text intended for grant (clean copy)
Search/Exam
Oct 27, 2022
Oct 5, 2022
Examination started
Search/Exam
May 4, 2022
Dec 15, 2021
Notification of forthcoming publication
Search/Exam
Oct 29, 2021
Oct 1, 2021
(Electronic) Receipt
Search/Exam
Oct 1, 2021
Abstract
Search/Exam
Oct 1, 2021
Oct 1, 2021
Amended claims with annotations
Search/Exam
Oct 1, 2021
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Amended description with annotations
Search/Exam
Oct 1, 2021
Amendments received before examination
Search/Exam
Oct 1, 2021
Annex
Search/Exam
Oct 1, 2021
Annex
Search/Exam
Oct 1, 2021
Claims
Search/Exam
Oct 1, 2021
Description
Search/Exam
Oct 1, 2021
Drawings
Search/Exam
Oct 1, 2021
Request for entry into the European phase
Search/Exam
Sep 13, 2021
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Information on entry into European phase
Search/Exam
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Notification of election of EPO
Search/Exam
Jan 21, 2021
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PCT demand form
PCT2
Jan 5, 2021
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Sep 10, 2020
Copy of the international search report
Search/Exam
Sep 10, 2020
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International publication pamphlet
Search/Exam
Nov 7, 2019
ISR: cited documents
PCTISA
Nov 7, 2019
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Abstract
PCTISA
Apr 30, 2019
Claims
PCTISA
Apr 30, 2019
Description
PCTISA
Apr 30, 2019
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PCTISA
Apr 30, 2019
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