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The patent EP3601623 was granted to Fives Stein on Mar 26, 2025. The application was filed on Mar 22, 2018 under application number EP18715224A. 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 |
|---|---|---|---|
| DREVER | Jan 28, 2022 | GEVERS PATENTS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2015083047 |
| INTERNATIONAL-SEARCH-REPORT | FR2355914 |
| INTERNATIONAL-SEARCH-REPORT | JPS63192820 |
| INTERNATIONAL-SEARCH-REPORT | US2016304984 |
| INTERNATIONAL-SEARCH-REPORT | US3729417 |
| OPPOSITION | BE1012753 |
| OPPOSITION | CN204999977U |
| OPPOSITION | EP2226400 |
| OPPOSITION | FR2439825 |
| OPPOSITION | IT1165240 |
| OPPOSITION | JPS63192820 |
| OPPOSITION | LU85333 |
| OPPOSITION | US3729417 |
| OPPOSITION | WO2006112109 |
| OPPOSITION | WO2013136734 |
| OPPOSITION | WO2014059475 |
| OPPOSITION | WO2015083047 |
| OTHER | JPS63192820 |
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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Feb 27, 2025
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Refund of fees
Appeal
Jun 18, 2024
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(Electronic) Receipt
Appeal
Jun 12, 2024
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Withdrawal of an appeal
Appeal
Jun 10, 2024
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Apr 1, 2021
Decision to grant a European patent
Search/Exam
Mar 12, 2021
(Electronic) Receipt
Search/Exam
Mar 12, 2021
English translation of the claims
Search/Exam
Mar 12, 2021
Filing of the translations of the claims
Search/Exam
Mar 12, 2021
German translation of the claims
Search/Exam
Mar 12, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2021
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Intention to grant (signatures)
Search/Exam
Jan 13, 2021
Text intended for grant (clean copy)
Search/Exam
Jan 13, 2021
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Observations by third parties
Search/Exam
Nov 17, 2020
Patent document filed by a Third party
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Oct 20, 2020
(Electronic) Receipt
Search/Exam
Oct 20, 2020
Amended claims with annotations
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Oct 20, 2020
Amended description with annotations
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Oct 20, 2020
Claims
Search/Exam
Oct 20, 2020
Description
Search/Exam
Oct 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 20, 2020
Sep 7, 2020
Annex to the communication
Search/Exam
Sep 7, 2020
Communication from the Examining Division
Search/Exam
Sep 1, 2020
Examination started
Search/Exam
Apr 7, 2020
(Electronic) Receipt
Search/Exam
Apr 7, 2020
Apr 7, 2020
Amended claims with annotations
Search/Exam
Apr 7, 2020
Amendments received before examination
Search/Exam
Apr 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2020
Mar 6, 2020
Letter which had not been notified
Search/Exam
Feb 11, 2020
Communication to designated inventor
Search/Exam
Feb 4, 2020
(Electronic) Receipt
Search/Exam
Feb 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 4, 2020
Letter concerning the inventor
Search/Exam
Jan 9, 2020
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Letter which had not been notified
Search/Exam
Oct 29, 2019
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Communication to designated inventor
Search/Exam
Oct 22, 2019
Priority search results copy provided by EPO
Search/Exam
Oct 8, 2019
Sep 18, 2019
(Electronic) Receipt
Search/Exam
Sep 18, 2019
Request for entry into the European phase
Search/Exam
Jul 31, 2019
Information on entry into European phase
Search/Exam
Oct 16, 2018
Sep 27, 2018
Copy of the international search report
Search/Exam
Sep 27, 2018
Copy of the international search report
Search/Exam
Sep 27, 2018
Published international application - A1
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Jun 4, 2018
ISR: cited documents
PCTISA
Jun 4, 2018
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Abstract
PCTISA
Mar 22, 2018
Annex
PCTISA
Mar 22, 2018
Claims
PCTISA
Mar 22, 2018
Drawings
PCTISA