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The patent EP3818026 was granted to Fischerwerke on Aug 31, 2022. The application was filed on Jul 2, 2019 under application number EP19736649A. 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 |
|---|---|---|---|
| MKT METALL KUNSTSTOFF TECHNIK | May 30, 2023 | KUTZENBERGER WOLFF & PARTNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE10115587 |
| DESCRIPTION | DE19956509 |
| DESCRIPTION | EP0432087 |
| DESCRIPTION | EP0508183 |
| DESCRIPTION | US3324040 |
| EXAMINATION | US2004092673 |
| EXAMINATION | US4376218 |
| EXAMINATION | US4455252 |
| EXAMINATION | US5690856 |
| EXAMINATION | US6583259 |
| EXAMINATION | WO9518180 |
| INTERNATIONAL-SEARCH-REPORT | EP0199671 |
| INTERNATIONAL-SEARCH-REPORT | EP0432087 |
| INTERNATIONAL-SEARCH-REPORT | US3538011 |
| OPPOSITION | EP0199671 |
| OPPOSITION | EP0432087 |
| OPPOSITION | EP0508183 |
| OPPOSITION | EP0534197 |
| OPPOSITION | EP0867624 |
| OPPOSITION | EP3712184 |
| OPPOSITION | US2004092673 |
| OPPOSITION | US3324040 |
| OPPOSITION | US3538011 |
| OPPOSITION | US4376218 |
| OPPOSITION | US4455252 |
| OPPOSITION | US4518283 |
| OPPOSITION | US5334326 |
| OPPOSITION | US5690856 |
| OPPOSITION | US5880181 |
| OPPOSITION | US6583259 |
| OPPOSITION | WO0029498 |
| OPPOSITION | WO02051802 |
| OPPOSITION | WO02053531 |
| OPPOSITION | WO02079293 |
| OPPOSITION | WO2007042199 |
| OPPOSITION | WO2012159726 |
| OPPOSITION | WO8803599 |
| OPPOSITION | WO9518180 |
| OPPOSITION | WO9833770 |
| OTHER | EP0199671 |
| OTHER | EP0432087 |
| OTHER | US2004092673 |
| OTHER | US3538011 |
| OTHER | US4376218 |
| OTHER | US4455252 |
| OTHER | US5334326 |
| OTHER | US5690856 |
| OTHER | US6583259 |
| OTHER | WO02051802 |
| OTHER | WO02053531 |
| OTHER | WO2012159726 |
| OTHER | WO9518180 |
| OTHER | WO9833770 |
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
Jul 20, 2022
(Electronic) Receipt
Search/Exam
Jul 20, 2022
English translation of the claims
Search/Exam
Jul 20, 2022
Filing of the translations of the claims
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Jul 20, 2022
French translation of claims
Search/Exam
Jul 20, 2022
Letter accompanying subsequently filed items
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Apr 6, 2022
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Intention to grant (signatures)
Search/Exam
Apr 6, 2022
Text intended for grant (clean copy)
Search/Exam
Apr 6, 2022
Mar 23, 2022
Examination started
Search/Exam
Oct 5, 2021
(Electronic) Receipt
Search/Exam
Oct 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 5, 2021
Sep 29, 2021
Aug 3, 2021
(Electronic) Receipt
Search/Exam
Aug 3, 2021
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Amended claims with annotations
Search/Exam
Aug 3, 2021
Amendments received before examination
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Aug 3, 2021
Letter accompanying subsequently filed items
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Jun 30, 2021
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Observations by third parties
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Communication to designated inventor
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Feb 9, 2021
Communication to designated inventor
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Feb 9, 2021
Communication to designated inventor
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Jan 18, 2021
Dec 2, 2020
(Electronic) Receipt
Search/Exam
Dec 2, 2020
Request for entry into the European phase
Search/Exam
Nov 13, 2020
Information on entry into European phase
Search/Exam
Jan 29, 2020
Jan 9, 2020
Copy of the international search report
Search/Exam
Jan 9, 2020
Copy of the international search report
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Jan 9, 2020
Published international application - A1
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Oct 1, 2019
ISR: cited documents
PCTISA
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PCTRO
Jul 2, 2019
Abstract
PCTRO
Jul 2, 2019
Claims
PCTRO
Jul 2, 2019
Description
PCTRO
Jul 2, 2019
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