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The patent EP3658494 was granted to Haldor Topse on Jan 19, 2022. The application was filed on Jul 20, 2018 under application number EP18743786A. 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 |
|---|---|---|---|
| CASALE | Oct 19, 2022 | M ZARDI | ADMISSIBLE |
| JOHNSON MATTHEY PUBLIC | Oct 19, 2022 | BOWN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2004063798 |
| INTERNATIONAL-SEARCH-REPORT | US2005234278 |
| INTERNATIONAL-SEARCH-REPORT | US2013345325 |
| INTERNATIONAL-SEARCH-REPORT | US2014323597 |
| INTERNATIONAL-SEARCH-REPORT | US2017002281 |
| OPPOSITION | EP0935109 |
| OPPOSITION | FR2969998 |
| OPPOSITION | US2003065042 |
| OPPOSITION | US2004063798 |
| OPPOSITION | US2005234278 |
| OPPOSITION | US2009165459 |
| OPPOSITION | US2013345325 |
| OPPOSITION | US2016325253 |
| OPPOSITION | US2017002281 |
| OPPOSITION | US5180570 |
| OPPOSITION | US6444712 |
| OPPOSITION | US6846951 |
| OPPOSITION | WO03070629 |
| OPPOSITION | WO2004078687 |
| OPPOSITION | WO2008122399 |
| OPPOSITION | WO2011020618 |
| OPPOSITION | WO2013013895 |
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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Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
(Electronic) Receipt
Appeal
Mar 7, 2025
Mar 7, 2025
Claims
Appeal
Mar 7, 2025
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Reply to appeal
Appeal
Mar 7, 2025
Reply to appeal
Appeal
Mar 7, 2025
Reply to appeal
Appeal
Feb 20, 2025
Nov 7, 2024
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Nov 1, 2024
(Electronic) Receipt
Appeal
Nov 1, 2024
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(Electronic) Receipt
Appeal
Oct 31, 2024
(Electronic) Receipt
Appeal
Oct 31, 2024
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Claims
Appeal
Oct 31, 2024
Claims
Appeal
Oct 31, 2024
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Appeal
Oct 31, 2024
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Appeal
Oct 31, 2024
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Appeal
Oct 31, 2024
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Appeal
Oct 31, 2024
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Appeal
Oct 31, 2024
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(Electronic) Receipt
Appeal
Sep 2, 2024
Notice of appeal
Appeal
Sep 2, 2024
Notice of appeal
Appeal
Aug 23, 2024
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Aug 19, 2024
(Electronic) Receipt
Appeal
Aug 19, 2024
Notice of appeal
Appeal
Aug 19, 2024
Notice of appeal
Appeal
Aug 13, 2024
(Electronic) Receipt
Appeal
Aug 13, 2024
Notice of appeal
Appeal
Aug 13, 2024
Notice of appeal
Appeal
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Apr 22, 2022
Document concerning representation
Search/Exam
Feb 1, 2022
Dec 23, 2021
Decision to grant a European patent
Search/Exam
Dec 13, 2021
(Electronic) Receipt
Search/Exam
Dec 13, 2021
Filing of the translations of the claims
Search/Exam
Dec 13, 2021
French translation of claims
Search/Exam
Dec 13, 2021
German translation of the claims
Search/Exam
Dec 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Sep 10, 2021
Sep 10, 2021
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Intention to grant (signatures)
Search/Exam
Sep 10, 2021
Text intended for grant (clean copy)
Search/Exam
Sep 10, 2021
May 3, 2021
(Electronic) Receipt
Search/Exam
May 3, 2021
Amended claims with annotations
Search/Exam
May 3, 2021
Amended description with annotations
Search/Exam
May 3, 2021
Claims
Search/Exam
May 3, 2021
Description
Search/Exam
May 3, 2021
Letter accompanying subsequently filed items
Search/Exam
May 3, 2021
Jan 11, 2021
Annex to the communication
Search/Exam
Jan 11, 2021
Communication from the Examining Division
Search/Exam
Dec 14, 2020
Examination started
Search/Exam
Aug 24, 2020
(Electronic) Receipt
Search/Exam
Aug 24, 2020
Aug 24, 2020
Amended claims with annotations
Search/Exam
Aug 24, 2020
Amendments received before examination
Search/Exam
Aug 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 24, 2020
Submission concerning representation
Search/Exam
May 7, 2020
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Feb 28, 2020
Communication to designated inventor
Search/Exam
Feb 28, 2020
Communication to designated inventor
Search/Exam
Feb 11, 2020
Jan 23, 2020
(Electronic) Receipt
Search/Exam
Jan 23, 2020
Request for entry into the European phase
Search/Exam
Dec 6, 2019
Information on entry into European phase
Search/Exam
Feb 28, 2019
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Jan 31, 2019
Copy of the international search report
Search/Exam
Jan 31, 2019
Published international application - A1
Search/Exam
Sep 4, 2018
Aug 29, 2018
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Jul 20, 2018
(Electronic) Receipt
PCTRO
Jul 20, 2018
Abstract
PCTRO
Jul 20, 2018
Claims
PCTRO
Jul 20, 2018
Description
PCTRO
Jul 20, 2018
Jul 20, 2018