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The patent EP3844256 was granted to Heineken Supply Chain on Jun 7, 2023. The application was filed on Aug 29, 2019 under application number EP19783142A. 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 |
|---|---|---|---|
| BOTTI & FERRARI | Mar 7, 2024 | BOTTI & FERRARI | ADMISSIBLE |
| JVK FILTRATION SYSTEMS | Mar 7, 2024 | TERGAU & WALKENHORST | ADMISSIBLE |
| LENSER FILTRATION | Mar 7, 2024 | PUSCHMANN BORCHERT KAISER KLETTNER PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE4313103 |
| DESCRIPTION | EP0142173 |
| DESCRIPTION | EP0674929 |
| DESCRIPTION | US5453285 |
| INTERNATIONAL-SEARCH-REPORT | DE4313103 |
| INTERNATIONAL-SEARCH-REPORT | EP0142173 |
| INTERNATIONAL-SEARCH-REPORT | US2002050477 |
| INTERNATIONAL-SEARCH-REPORT | WO2010117288 |
| OPPOSITION | CN101249324 |
| OPPOSITION | DE102005045167 |
| OPPOSITION | DE4313103 |
| OPPOSITION | EP0142173 |
| OPPOSITION | EP0674929 |
| OPPOSITION | EP2248571 |
| OPPOSITION | US2002050477 |
| OPPOSITION | WO2010117288 |
| OPPOSITION | WO2019048473 |
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.
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Decision to grant a European patent
Search/Exam
Mar 28, 2023
(Electronic) Receipt
Search/Exam
Mar 28, 2023
French translation of claims
Search/Exam
Mar 28, 2023
German translation of the claims
Search/Exam
Mar 28, 2023
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Nov 28, 2022
Text intended for grant (clean copy)
Search/Exam
Nov 28, 2022
Nov 10, 2022
Examination started
Search/Exam
Jun 9, 2021
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(Electronic) Receipt
Search/Exam
May 19, 2021
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Amended claims with annotations
Search/Exam
May 19, 2021
Amendments received before examination
Search/Exam
May 19, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 8, 2021
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Priority search results copy provided by EPO
Search/Exam
Mar 15, 2021
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(Electronic) Receipt
Search/Exam
Mar 2, 2021
Request for entry into the European phase
Search/Exam
Jan 15, 2021
Information on entry into European phase
Search/Exam
Mar 26, 2020
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Copy of the international search report
Search/Exam
Mar 5, 2020
Published international application - A1
Search/Exam
Oct 30, 2019
ISR: cited documents
PCTISA
Oct 30, 2019
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Aug 29, 2019
Abstract
PCTISA
Aug 29, 2019
Claims
PCTISA
Aug 29, 2019
Description
PCTISA