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The patent EP3641572 was granted to Hauni Maschinenbau on Jan 25, 2023. The application was filed on Jun 14, 2018 under application number EP18733538A. 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 |
|---|---|---|---|
| GD | Oct 25, 2023 | STUDIO TORTA | ADMISSIBLE |
| BUGNION | Oct 24, 2023 | BIANCIARDI | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1441604 |
| DESCRIPTION | WO2014064655 |
| INTERNATIONAL-SEARCH-REPORT | DE102004006434 |
| INTERNATIONAL-SEARCH-REPORT | DE1127778 |
| INTERNATIONAL-SEARCH-REPORT | GB2259847 |
| OPPOSITION | DE102004006434 |
| OPPOSITION | DE1127778 |
| OPPOSITION | EP1441604 |
| OPPOSITION | EP3069619 |
| OPPOSITION | EP3231300 |
| OPPOSITION | EP3298909 |
| OPPOSITION | GB2259847 |
| OPPOSITION | US2006201523 |
| OPPOSITION | US2007215167 |
| OPPOSITION | US2015327592 |
| OPPOSITION | US4676360 |
| OPPOSITION | WO2010143034 |
| OPPOSITION | WO2010143035 |
| OPPOSITION | WO2013164174 |
| OPPOSITION | WO2014064655 |
| OPPOSITION | WO2014072953 |
| OPPOSITION | WO2017081144 |
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 19, 2022
(Electronic) Receipt
Search/Exam
Dec 19, 2022
English translation of the claims
Search/Exam
Dec 19, 2022
Filing of the translations of the claims
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Dec 19, 2022
French translation of claims
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Dec 19, 2022
Letter accompanying subsequently filed items
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Nov 23, 2022
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Annexes in respect of a client data request
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Intention to grant (signatures)
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Sep 21, 2022
Text intended for grant (clean copy)
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Sep 21, 2022
Aug 25, 2022
Examination started
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Jul 8, 2020
(Electronic) Receipt
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Jul 8, 2020
Jul 8, 2020
Amended claims with annotations
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Jul 8, 2020
Jul 8, 2020
Amended description with annotations
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Jul 8, 2020
Amendments received before examination
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Jul 8, 2020
Letter accompanying subsequently filed items
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Apr 1, 2020
Jan 28, 2020
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Communication to designated inventor
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Jan 24, 2020
Communication to designated inventor
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Jan 10, 2020
Dec 17, 2019
Information regarding early processing
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Dec 9, 2019
(Electronic) Receipt
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Dec 9, 2019
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Priority search results
Search/Exam
Dec 9, 2019
Request for entry into the European phase
Search/Exam
Nov 4, 2019
Information on entry into European phase
Search/Exam
Jan 17, 2019
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Copy of the international search report
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Dec 27, 2018
Published international application - A1
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Oct 12, 2018
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Jun 14, 2018
(Electronic) Receipt
PCTRO
Jun 14, 2018
Abstract
PCTRO
Jun 14, 2018
Claims
PCTRO
Jun 14, 2018
Description
PCTRO
Jun 14, 2018
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Drawings
PCTRO
Jun 14, 2018