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Extract from the Register of European Patents

EP About this file: EP3672692

EP3672692 - BLENDS CONTAINING ENANTIOMERICALLY PURE AMBROCENIDE® [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  14.07.2023
Database last updated on 01.04.2026
FormerGrant of patent is intended
Status updated on  05.03.2023
FormerExamination is in progress
Status updated on  25.03.2021
FormerRequest for examination was made
Status updated on  29.05.2020
FormerThe international publication has been made
Status updated on  04.11.2017
Formerunknown
Status updated on  08.09.2017
Most recent event   Tooltip24.10.2025Opposition procedure terminated - date of legal effect publishedpublished on 26.11.2025  [2025/48]
Applicant(s)For all designated states
Symrise AG
Mühlenfeldstrasse 1
37603 Holzminden / DE
[2020/27]
Inventor(s)01 / EH, Marcus
Wagnerstrasse 12
37603 Holzminden / DE
02 / LAMBRECHT, Stefan
Am Kuhkamp 1
37619 Hehlen / DE
 [2020/27]
Representative(s)Eisenführ Speiser
Patentanwälte Rechtsanwälte PartGmbB
Postfach 31 02 60
80102 München / DE
[2020/27]
Application number, filing date17758517.125.08.2017
[2020/27]
WO2017EP71424
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report
No.:WO2017186973
Date:02.11.2017
Language:DE
[2017/44]
Type: A2 Application without search report 
No.:EP3672692
Date:01.07.2020
Language:DE
The application published by WIPO in one of the EPO official languages on 02.11.2017 takes the place of the publication of the European patent application.
[2020/27]
Type: B1 Patent specification 
No.:EP3672692
Date:16.08.2023
Language:DE
[2023/33]
Search report(s)International search report - published on:EP21.12.2017
ClassificationIPC:A61Q13/00, C07D317/70, C11B9/00, A61Q5/00, A61K8/37, A61K8/92
[2020/27]
CPC:
A61Q13/00 (EP,AT,CH,CZ,DK,US); A61K8/37 (EP,AT,CH,DK); A61K8/4973 (CZ,US);
C11B9/0076 (EP,CH,CZ,US); A61K8/92 (AT,DK); A61K8/922 (EP);
A61Q5/00 (EP,AT,DK); A61Q5/02 (US); C07C33/16 (US);
C07C35/37 (US); C07C43/162 (US); C07C49/547 (US);
C07D317/70 (EP,AT,CH,DK,US); C11B9/00 (AT,DK); A61K2800/59 (CZ) (-)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2020/27]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:MISCHUNGEN ENTHALTEND ENANTIOMERENREINES AMBROCENIDE®[2020/27]
English:BLENDS CONTAINING ENANTIOMERICALLY PURE AMBROCENIDE®[2020/27]
French:MÉLANGES CONTENANT DE L'AMBROCENIDE® ÉNANTIOMÉRIQUEMENT PUR[2020/27]
Entry into regional phase25.03.2020National basic fee paid 
25.03.2020Designation fee(s) paid 
25.03.2020Examination fee paid 
Examination procedure25.03.2020Examination requested  [2020/27]
25.03.2020Date on which the examining division has become responsible
21.09.2020Amendment by applicant (claims and/or description)
24.03.2021Despatch of a communication from the examining division (Time limit: M04)
02.08.2021Reply to a communication from the examining division
24.06.2022Despatch of a communication from the examining division (Time limit: M02)
28.06.2022Reply to a communication from the examining division
18.07.2022Observations by third parties
06.03.2023Communication of intention to grant the patent
11.07.2023Fee for grant paid
11.07.2023Fee for publishing/printing paid
11.07.2023Receipt of the translation of the claim(s)
Opposition(s)Opponent(s)01  15.05.2024  17.07.2025  WITHDRAWN
International Flavors and Fragrances Inc.
521 West 57th Street
New York, NY 10019 / US
Opponent's representative
Mewburn Ellis LLP
Aurora Building
Counterslip
Bristol BS1 6BX / GB
 [2025/34]
Former [2024/25]
Opponent(s)01  15.05.2024  16.05.2024  ADMISSIBLE
International Flavors and Fragrances Inc.
521 West 57th Street
New York, NY 10019 / US
Opponent's representative
Mewburn Ellis LLP
Aurora Building
Counterslip
Bristol BS1 6BX / GB
29.05.2024Invitation to proprietor to file observations on the notice of opposition
30.09.2024Reply of patent proprietor to notice(s) of opposition
23.07.2025Despatch of communication that the opposition procedure will be closed
23.07.2025Legal effect of closure of opposition procedure [2025/48]
Fees paidRenewal fee
25.03.2020Renewal fee patent year 03
21.08.2020Renewal fee patent year 04
24.08.2021Renewal fee patent year 05
18.08.2022Renewal fee patent year 06
Opt-out from the exclusive  Tooltip
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipCY25.08.2017
GR25.08.2017
HU25.08.2017
BG16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
AT25.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
[2025/41]
Former [2025/39]CY25.08.2017
HU25.08.2017
BG16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
AT25.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2025/36]CY25.08.2017
BG16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
AT25.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/51]BG16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
AT25.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/48]CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
AT25.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/36]CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
IE25.08.2023
IT25.08.2023
LU25.08.2023
BE31.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/33]CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
IE25.08.2023
LU25.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/28]CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
LU25.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/23]CZ16.08.2023
DK16.08.2023
EE16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
LU25.08.2023
CH31.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/22]CZ16.08.2023
DK16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SM16.08.2023
LU25.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/21]FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
PL16.08.2023
RS16.08.2023
SE16.08.2023
SM16.08.2023
LU25.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/20]FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
PL16.08.2023
RS16.08.2023
SE16.08.2023
SM16.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/10]FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
PL16.08.2023
RS16.08.2023
SE16.08.2023
NO16.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/09]FI16.08.2023
LT16.08.2023
SE16.08.2023
NO16.11.2023
IS16.12.2023
Former [2024/08]LT16.08.2023
NO16.11.2023
Cited inInternational search[XD] EP2947078  (SYMRISE AG et al.)
 [I] EP1947166  (SYMRISE GMBH & CO KG et al.)
 [A] EP1634864  (INT FLAVORS & FRAGRANCES INC et al.)
 [A]   PANTEN J ET AL: "New woody and ambery notes from cedarwood and turpentine oil", CHEMISTRY & BIODIVERSITY, HELVETICA CHIMICA ACTA, ZUERICH, CH, vol. 1, no. 12, 1 December 2004 (2004-12-01), pages 1936 - 1948, XP002543298, ISSN: 1612-1872, DOI: 10.1002/CBDV.200490148

DOI:   http://dx.doi.org/10.1002/cbdv.200490148
by applicantEP0857723
 EP2947078
otherUS2017114299
 EP0857723
 EP2947078
OppositionUS2017114299
 US5892062
 US2008161224
 US2023212616
 EP0857723
   JOHANNES PANTEN , HEINZ-JURGEN BERTRAM, HORST SURBURG: "New woody and ambery notes from cedarwood and turpentine oil.", CHEMISTRY & BIODIVERSITY, vol. 1, no. 12, 1 December 2004 (2004-12-01), CH , pages 1936 - 1948, XP002543298, ISSN: 1612-1872, DOI: 10.1002/cbdv.200490148

DOI:   http://dx.doi.org/10.1002/cbdv.200490148
   ANONYMOUS: "Mischung", WIKIPEDIA, 3 March 2021 (2021-03-03), pages 1 - 1, XP093230778, Retrieved from the Internet [retrieved on 20241204]
   ANONYMOUS: "Gemisch", WIKIPEDIA, 27 January 2014 (2014-01-27), pages 1 - 6, XP093230785, Retrieved from the Internet [retrieved on 20241204]
   D7-Patentees response of 25 May 2016 to the search opinion of EP 2947 078 A1 the EP equivalent of D1 25.05.2016
   D8-Experimental report-synthesis of ambrocenide
   YILIN SONG, ZONGBIAO DING, QUANRUI WANG, FENGGANG TAO: "Preparation of Cedranediol Boronic Esters", SYNTHETIC COMMUNICATIONS, vol. 28, no. 20, 1 October 1998 (1998-10-01), US , pages 3757 - 3764, XP055721750, ISSN: 0039-7911, DOI: 10.1080/00397919808004927

DOI:   http://dx.doi.org/10.1080/00397919808004927
   NARULA ACHARAN S, ELISABETH TRIFILIEFF, LUU BANG , GUY QURISSON : "Oxidation of cedrane and cedrol with iodine tris-(trifluroacetate)", TETRAHEDRON LETTERS, no. 45, 1 January 1977 (1977-01-01), pages 3959 - 3960, XP093230804
   SONG YILIN, WANG QUANRUI, DING ZONGBIAO, TAO FENGGANG: "Synthesis of Hydroxycedranone and Aminohydroxycedrane", SYNTHETIC COMMUNICATIONS, vol. 29, no. 23, 1 December 1999 (1999-12-01), US , pages 4171 - 4178, XP093227932, ISSN: 0039-7911, DOI: 10.1080/00397919908085890

DOI:   http://dx.doi.org/10.1080/00397919908085890
   SCHWEIGGERT RALF : "Geruchsschwelle", RMPP CHEMIELEXIKON, 1 May 2017 (2017-05-01), pages 1 - 5, XP093230823, Retrieved from the Internet [retrieved on 20241204]
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.