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Extract from the Register of European Patents

EP About this file: EP0420707

EP0420707 - Compositions to be used to reduce hair-loss and to induce and stimulate its growth, containing derivatives of 2-aminopyrimidine 3-oxide and new compounds derived from 2-aminopyrimidine 3-oxide [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.10.1994
Database last updated on 03.06.2024
Most recent event   Tooltip30.11.2007Lapse of the patent in a contracting statepublished on 02.01.2008  [2008/01]
Applicant(s)For all designated states
L'Oréal
14, rue Royale
75008 Paris / FR
[N/P]
Former [1991/14]For all designated states
L'OREAL
14, rue Royale
F-75008 Paris / FR
Inventor(s)01 / Dufetel, Didier
82, rue Lavoisier
F-77500 Chelles / FR
02 / Estradier, Françoise
4, rue Nobel
F-75018 Paris / FR
03 / Gaetani, Quintino
64, avenue Hoche
F-93270 Sevran / FR
04 / Hocquaux, Michel
70, rue du Rendez-vous
F-75012 Paris / FR
[1991/14]
Representative(s)Casalonga, Axel, et al
Casalonga & Partners Bayerstrasse 73
80335 München / DE
[N/P]
Former [1991/14]Casalonga, Axel, et al
BUREAU D.A. CASALONGA - JOSSE Morassistrasse 8
D-80469 München / DE
Application number, filing date90402361.124.08.1990
[1991/14]
Priority number, dateFR1989001135229.08.1989         Original published format: FR 8911352
[1991/14]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0420707
Date:03.04.1991
Language:FR
[1991/14]
Type: B1 Patent specification 
No.:EP0420707
Date:15.12.1993
Language:FR
[1993/50]
Type: B1 RE Reissue of patent specification
No.:EP0420707
Date:03.02.1994
[1994/12]
Search report(s)(Supplementary) European search report - dispatched on:EP14.01.1991
ClassificationIPC:A61K7/06, A61K31/505, C07D239/42, C07D239/48, C07D239/47, C07D239/84, C07D239/95, C07D498/04
[1991/14]
CPC:
C07D239/42 (EP,US); A61K8/4953 (EP,US); A61P17/00 (EP);
A61P17/14 (EP); A61Q7/00 (EP,US); C07D239/47 (EP,US);
C07D239/48 (EP,US); C07D239/95 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   FR,   GB,   IT,   LI,   NL,   SE [1993/42]
Former [1991/14]AT,  BE,  CH,  DE,  DK,  ES,  FR,  GB,  GR,  IT,  LI,  NL,  SE 
TitleGerman:2-Aminopyrimidin-3-oxid-Derivate enthaltende Zusammensetzungen zur Verwendung zum Vermindern des Haarausfalles und zum Induzieren und Stimulieren des Haarwuchses und neue von 2-Aminopyrimidin-3-oxid abgeleitete Verbindungen[1991/14]
English:Compositions to be used to reduce hair-loss and to induce and stimulate its growth, containing derivatives of 2-aminopyrimidine 3-oxide and new compounds derived from 2-aminopyrimidine 3-oxide[1991/14]
French:Compositions destinées à être utilisées pour freiner la chute des cheveux et pour induire et stimuler leur croissance, contenant des dérivés de l'amino-2 pyrimidine oxyde-3 et nouveaux composés dérivés de l'amino-2 pyrimidine oxyde-3[1991/14]
Examination procedure12.03.1991Examination requested  [1991/19]
20.03.1992Despatch of a communication from the examining division (Time limit: M04)
17.07.1992Reply to a communication from the examining division
14.09.1992Despatch of a communication from the examining division (Time limit: M04)
10.12.1992Reply to a communication from the examining division
10.02.1993Despatch of communication of intention to grant (Approval: Yes)
14.06.1993Communication of intention to grant the patent
13.08.1993Fee for grant paid
13.08.1993Fee for publishing/printing paid
Opposition(s)16.09.1994No opposition filed within time limit [1994/49]
Fees paidRenewal fee
28.07.1992Renewal fee patent year 03
21.07.1993Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
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  TooltipAT15.12.1993
DK15.12.1993
IT15.12.1993
NL15.12.1993
SE15.12.1993
BE31.08.1994
CH31.08.1994
LI31.08.1994
[2008/01]
Former [1999/42]AT15.12.1993
DK15.12.1993
IT15.12.1993
NL15.12.1993
SE15.12.1993
BE31.08.1994
CH31.08.1994
LI31.08.1994
Former [1998/15]AT15.12.1993
DK15.12.1993
NL15.12.1993
SE15.12.1993
BE31.08.1994
CH31.08.1994
LI31.08.1994
Former [1995/41]AT15.12.1993
NL15.12.1993
SE15.12.1993
BE31.08.1994
CH31.08.1994
LI31.08.1994
Former [1995/31]AT15.12.1993
NL15.12.1993
SE15.12.1993
CH31.08.1994
LI31.08.1994
Former [1994/46]AT15.12.1993
NL15.12.1993
SE15.12.1993
Former [1994/43]NL15.12.1993
SE15.12.1993
Former [1994/39]NL15.12.1993
Documents cited:Search[AD]US3464987  (URSPRUNG JOSEPH J, et al);
 [A]WO8604231  (UPJOHN CO [US]);
 [A]EP0303871  (OREAL [FR])
 [A]  - S. BUDAVARI et al.: "The Merck Index", édition 11, 1989, pages 976-977, résumé no. 6122, Merck & Co., Inc., Rahway, NJ, US
 [AD]  - CANADIAN JOURNAL OF CHEMISTRY, vol. 62, no. 6, juin 1984, pages 1176-1180, Ottawa, CA; M.V. JOVANOVIC: "Syntheses of some pyrimidine N-oxides"
 [AD]  - HELVETICA CHIMICA ACTA, vol. 65, no. 5, mai 1982, pages 1454-1466, Schweizerische Chemische Gesellschaft, Bâle, CH; J.-C. MULLER et al.: "Structure of new 2-oxo-2,8-dihydro-[1,2,4]oxadiazole-[2,3-alphapyrimidinecarbamates"
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.