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The patent EP3853156 was granted to Optima Consumer on Aug 28, 2024. The application was filed on Sep 13, 2019 under application number EP19770027A. 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 |
|---|---|---|---|
| BAUSCH STROBEL MASCHINENFABRIK ILSHOFEN | May 28, 2025 | DTS PATENT UND RECHTSANWALTE PARTMBB | - |
| BAUSCH STROBEL | May 28, 2025 | DTS PATENT UND RECHTSANWALTE PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2000142625 |
| INTERNATIONAL-SEARCH-REPORT | JP2012031454 |
| INTERNATIONAL-SEARCH-REPORT | US2015158611 |
| INTERNATIONAL-SEARCH-REPORT | US2015375878 |
| INTERNATIONAL-SEARCH-REPORT | US8973735 |
| INTERNATIONAL-SEARCH-REPORT | WO2006015657 |
| OPPOSITION | JP2000142652 |
| OPPOSITION | JP2012031454 |
| OPPOSITION | JP2014024665 |
| OPPOSITION | JP2018027813 |
| OPPOSITION | US2013068589 |
| OPPOSITION | US2015158611 |
| OPPOSITION | US2015375878 |
| OPPOSITION | US8973735 |
| OPPOSITION | WO2006015657 |
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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Sep 18, 2024
Payment submission rejected
Search/Exam
Sep 10, 2024
Aug 1, 2024
Decision to grant a European patent
Search/Exam
Jul 17, 2024
(Electronic) Receipt
Search/Exam
Jul 17, 2024
English translation of the claims
Search/Exam
Jul 17, 2024
Filing of the translations of the claims
Search/Exam
Jul 17, 2024
French translation of claims
Search/Exam
Jul 17, 2024
Letter accompanying subsequently filed items
Search/Exam
Apr 11, 2024
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Intention to grant (signatures)
Search/Exam
Apr 11, 2024
Text intended for grant (clean copy)
Search/Exam
Apr 11, 2024
Feb 27, 2024
(Electronic) Receipt
Search/Exam
Feb 27, 2024
Amended claims with annotations
Search/Exam
Feb 27, 2024
Claims
Search/Exam
Feb 27, 2024
Letter accompanying subsequently filed items
Search/Exam
Feb 27, 2024
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Nov 28, 2023
Intention to grant (signatures)
Search/Exam
Nov 28, 2023
Text intended for grant (clean copy)
Search/Exam
Nov 28, 2023
Jul 31, 2023
(Electronic) Receipt
Search/Exam
Jul 31, 2023
Amended claims with annotations
Search/Exam
Jul 31, 2023
Amended description with annotations
Search/Exam
Jul 31, 2023
Claims
Search/Exam
Jul 31, 2023
Description
Search/Exam
Jul 31, 2023
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2023
Mar 22, 2023
Annex to the communication
Search/Exam
Mar 22, 2023
Communication from the Examining Division
Search/Exam
Mar 9, 2023
Examination started
Search/Exam
Jan 26, 2023
(Electronic) Receipt
Search/Exam
Jan 26, 2023
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2022
(Electronic) Receipt
Search/Exam
Jan 10, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2022
Dec 15, 2021
Nov 8, 2021
(Electronic) Receipt
Search/Exam
Nov 8, 2021
Nov 8, 2021
Amended claims with annotations
Search/Exam
Nov 8, 2021
Nov 8, 2021
Amended description with annotations
Search/Exam
Nov 8, 2021
Amendments received before examination
Search/Exam
Nov 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2021
Apr 28, 2021
Apr 6, 2021
Jan 31, 2021
(Electronic) Receipt
Search/Exam
Jan 31, 2021
Request for entry into the European phase
Search/Exam
Jan 29, 2021
Information on entry into European phase
Search/Exam
Apr 14, 2020
Mar 26, 2020
Copy of the international search report
Search/Exam
Mar 26, 2020
Copy of the international search report
Search/Exam
Mar 26, 2020
Published international application - A1
Search/Exam
Oct 1, 2019
Sep 13, 2019
(Electronic) Receipt
PCTRO
Sep 13, 2019
Abstract
PCTRO
Sep 13, 2019
Claims
PCTRO
Sep 13, 2019
Description
PCTRO
Sep 13, 2019
Sep 13, 2019
Drawings
PCTRO
Sep 13, 2019