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The patent EP4048929 was granted to Fitt on Jan 25, 2023. The application was filed on Sep 24, 2021 under application number EP21791005A. 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 |
|---|---|---|---|
| EXEL INDUSTRIES | Oct 24, 2023 | CLEVELAND SCOTT YORK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2233812 |
| INTERNATIONAL-SEARCH-REPORT | EP2711169 |
| INTERNATIONAL-SEARCH-REPORT | EP3061620 |
| INTERNATIONAL-SEARCH-REPORT | JPH07208660 |
| OPPOSITION | DE102006011619 |
| OPPOSITION | EP2233812 |
| OPPOSITION | EP2711169 |
| OPPOSITION | EP3061620 |
| OPPOSITION | JP2000081172 |
| OPPOSITION | JPH07208660 |
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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Dec 11, 2025
Dec 11, 2025
Dec 5, 2025
(Electronic) Receipt
Appeal
Dec 5, 2025
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Dec 15, 2022
(Electronic) Receipt
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Dec 15, 2022
French translation of claims
Search/Exam
Dec 15, 2022
German translation of the claims
Search/Exam
Dec 15, 2022
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Sep 16, 2022
Text intended for grant (clean copy)
Search/Exam
Sep 16, 2022
Sep 1, 2022
Examination started
Search/Exam
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(Electronic) Receipt
Search/Exam
May 25, 2022
Letter accompanying subsequently filed items
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(Electronic) Receipt
Search/Exam
May 24, 2022
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Amended claims with annotations
Search/Exam
May 24, 2022
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Amendments received before examination
Search/Exam
May 24, 2022
Request for entry into the European phase
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Copy of the international search report
Search/Exam
Apr 21, 2022
Published international application - A1
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