The patent EP3547992 was granted to Symrise on Dec 30, 2020. The application was originally filed on Nov 30, 2017 under application number EP17816569A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number | 
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102012222692 | 
| INTERNATIONAL-SEARCH-REPORT | EP3045161 | 
| INTERNATIONAL-SEARCH-REPORT | US1934005 | 
| INTERNATIONAL-SEARCH-REPORT | WO2014009157 | 
| INTERNATIONAL-SEARCH-REPORT | WO2016123308 | 
| OPPOSITION | DE102008043586 | 
| OPPOSITION | DE102011082464 | 
| OPPOSITION | EP1738803 | 
| OPPOSITION | EP1872831 | 
| OPPOSITION | EP2048127 | 
| OPPOSITION | EP2133102 | 
| OPPOSITION | EP2158896 | 
| OPPOSITION | EP2174645 | 
| OPPOSITION | EP2772245 | 
| OPPOSITION | EP2862852 | 
| OPPOSITION | US2016008297 | 
| OPPOSITION | WO2018036625 | 
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text | 
|---|---|
| INTERNATIONAL-SEARCH-REPORT | - "Comforting Shampoo with Silk Protein", GNPD, MINTEL, (201410), Database accession no. 2709313, XP002766376 [X] 1,3-5 * the whole document * | 
| INTERNATIONAL-SEARCH-REPORT | - ROBERT D.VOLD, KASHMIRI L.MITTAL, "The Effect of Lauryl Alcohol on the Stability of Oil-in-Water Emulsions", JOURNAL OF COLLOID AND INTERFACE SCIENCE, (197202), vol. 38, no. 2, pages 451 - 459, XP002766377 [I] 1-15 * the whole document * [Y] 1-15 | 
| OPPOSITION | - L.PUSCHMANN, "Wahrnehmung von groBen und kleinen Duftmolekülen", doctoral thesis, (20130000), XP055849667 | 
| OPPOSITION | - VOLD et al., "The effect of lauryl alcohol on the stability of oil-in-water emulsions", Journal of Colloid and Interface Science, (19710000), vol. 38, no. 2, pages 451 - 459, XP002766377 | 
Get a free citation report including examiner, opposition, and international search citations.
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Date
Description
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Oct 6, 2025
Oct 2, 2025
(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Search/Exam
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Description
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Decision to grant a European patent
Search/Exam
Nov 2, 2020
(Electronic) Receipt
Search/Exam
Nov 2, 2020
Filing of the translations of the claims
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Nov 2, 2020
French translation of claims
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Nov 2, 2020
German translation of the claims
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Nov 2, 2020
Letter accompanying subsequently filed items
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Oct 2, 2020
Change to the inventor details
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Sep 29, 2020
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Letter accompanying subsequently filed items
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Sep 29, 2020
Letter concerning the inventor
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Intention to grant (signatures)
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Aug 7, 2020
Text intended for grant (clean copy)
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Aug 7, 2020
Jun 2, 2020
Examination started
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Jan 7, 2020
Dec 18, 2019
(Electronic) Receipt
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Dec 18, 2019
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Amended claims with annotations
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Dec 18, 2019
Amendments received before examination
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Dec 18, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2019
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jul 2, 2019
Priority search results copy provided by EPO
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Jun 17, 2019
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Information regarding early processing
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May 17, 2019
(Electronic) Receipt
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May 17, 2019
Request for entry into the European phase
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Apr 12, 2019
Information on entry into European phase
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Aug 6, 2018
CDS Clean up - amended applicant details
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Jun 26, 2018
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Copy of the international search report
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Jun 7, 2018
Published international application - A1
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Nov 30, 2017
(Electronic) Receipt
PCTRO
Nov 30, 2017
Abstract
PCTRO
Nov 30, 2017
Claims
PCTRO
Nov 30, 2017
Description
PCTRO
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PCTRO
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