The patent EP4093367 was granted to Unilever on May 3, 2023. The application was originally filed on Jan 20, 2021 under application number EP21701459A. The patent is currently recorded with a legal status of "Opposition Rejected".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number | 
|---|---|
| DESCRIPTION | EP0133345 | 
| DESCRIPTION | US2016000669 | 
| DESCRIPTION | US5393466 | 
| DESCRIPTION | US5415810 | 
| DESCRIPTION | US5925603 | 
| DESCRIPTION | US6117828 | 
| DESCRIPTION | WO9220776 | 
| INTERNATIONAL-SEARCH-REPORT | US2017304173 | 
| INTERNATIONAL-SEARCH-REPORT | US5925603 | 
| INTERNATIONAL-SEARCH-REPORT | WO2019011521 | 
| OPPOSITION | DE102007040909 | 
| OPPOSITION | DE102017216244 | 
| OPPOSITION | US2017304173 | 
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Description
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Means of redress
OPPO
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May 16, 2023
Apr 6, 2023
Decision to grant a European patent
Search/Exam
Mar 21, 2023
(Electronic) Receipt
Search/Exam
Mar 21, 2023
Filing of the translations of the claims
Search/Exam
Mar 21, 2023
French translation of claims
Search/Exam
Mar 21, 2023
German translation of the claims
Search/Exam
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Jan 12, 2023
Intention to grant (signatures)
Search/Exam
Jan 12, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 12, 2023
Jan 9, 2023
Document concerning representation
Search/Exam
Jan 9, 2023
General authorisation
Search/Exam
Jan 9, 2023
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2022
Examination started
Search/Exam
Nov 3, 2022
Jul 25, 2022
Jul 25, 2022
Jun 13, 2022
Information regarding early processing
Search/Exam
Jun 3, 2022
Information on entry into European phase
Search/Exam
May 31, 2022
(Electronic) Receipt
Search/Exam
May 31, 2022
Request for entry into the European phase
Search/Exam
May 18, 2022
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Annex
PCT2
Feb 18, 2022
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Dec 20, 2021
Written opinion
PCT2
Dec 20, 2021
Dec 20, 2021
Dec 16, 2021
Notification of election of EPO
Search/Exam
Dec 11, 2021
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Notification of the recording of a change
Search/Exam
Dec 11, 2021
Notification of the recording of a change
Search/Exam
Nov 25, 2021
Nov 25, 2021
Free text
PCT2
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Nov 18, 2021
Nov 18, 2021
Annex
PCT2
Nov 18, 2021
Annex
PCT2
Nov 18, 2021
Nov 18, 2021
PCT demand form
PCT2
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Nov 18, 2021
Aug 16, 2021
Jul 29, 2021
Copy of the international search report
Search/Exam
Jul 29, 2021
Published international application - A1
Search/Exam
Jul 1, 2021
Apr 29, 2021
ISR: cited documents
PCTISA
Apr 29, 2021
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Jan 20, 2021
(Electronic) Receipt
PCTRO
Jan 20, 2021
Abstract
PCTRO
Jan 20, 2021
Claims
PCTRO
Jan 20, 2021
Description
PCTRO
Jan 20, 2021
Jan 20, 2021