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Extract from the Register of European Patents

EP About this file: EP0550463

EP0550463 - STABILIZED LIPOSOME PROCESS AND COMPOSITIONS CONTAINING THEM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.05.1997
Database last updated on 15.06.2024
Most recent event   Tooltip02.05.1997No opposition filed within time limitpublished on 18.06.1997 [1997/25]
Applicant(s)For all designated states
S.C. JOHNSON & SON, INC.
1525 Howe Street Racine
Wisconsin 53403-5011 / US
[N/P]
Former [1993/28]For all designated states
S.C. JOHNSON & SON, INC.
1525 Howe Street
Racine, Wisconsin 53403-5011 / US
Inventor(s)01 / HART, Gerald, Leslie
38 Villiers Avenue
Surbiton Surrey KT5 8BD / GB
02 / AHMED, Anjum, Fatima
70 Mereway Road
Twickenham, TW2 6RG / GB
03 / CHARAF, Ursula, Krombholz
2000, 4-1/2 Mile Road
Racine, WI 53402 / US
[1994/05]
Former [1993/28]01 / HART, Gerald, Leslie
38 Villiers Avenue
Surbiton Surrey KT5 8BD / GB
02 / AHMED, Anjum, Fatima
11 Trumpsgreen Avenue
Virginia Water Surrey GU25 4EW / GB
03 / CHARAF, Ursula, Krombholz
2000, 4-1/2 Mile Road
Racine, WI 53402 / US
Representative(s)Baillie, Iain Cameron, et al
c/o Ladas & Parry 52-54 High Holborn
London WC1V 6RR / GB
[1996/21]
Former [1995/25]Baillie, Iain Cameron, et al
Langner Parry 52-54 High Holborn
London WC1V 6RR / GB
Former [1994/35]Baillie, Iain Cameron
c/o Ladas & Parry Altheimer Eck 2
D-80331 München / DE
Former [1993/28]Baillie, Iain Cameron
c/o Ladas & Parry Altheimer Eck 2
D-80331 München / DE
Application number, filing date91915347.828.08.1991
[1993/28]
WO1991US06145
Priority number, dateUS1990057891306.09.1990         Original published format: US 578913
[1993/28]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9204010
Date:19.03.1992
Language:EN
[1992/07]
Type: A1 Application with search report 
No.:EP0550463
Date:14.07.1993
Language:EN
The application published by WIPO in one of the EPO official languages on 19.03.1992 takes the place of the publication of the European patent application.
[1993/28]
Type: B1 Patent specification 
No.:EP0550463
Date:26.06.1996
Language:EN
[1996/26]
Search report(s)International search report - published on:US19.03.1992
(Supplementary) European search report - dispatched on:EP24.08.1993
ClassificationIPC:A61K9/127, A61K7/00, C11D1/94, C11D17/00
[1993/40]
CPC:
A61K8/14 (EP,US); A61K8/40 (EP,US); A61K9/127 (EP,US);
A61Q19/10 (EP,US); A61Q5/02 (EP,US); C11D1/94 (EP,US);
C11D17/0026 (EP,US); Y10T428/2984 (EP,US) (-)
Former IPC [1993/28]A61K9/127, B01J13/02, C11D1/16, C11D1/29
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1993/28]
TitleGerman:VERFAHREN ZUR STABILISIERUNG VON LIPOSOMEN SOWIE DIESE ENTHALTENDE MITTEL[1993/28]
English:STABILIZED LIPOSOME PROCESS AND COMPOSITIONS CONTAINING THEM[1993/28]
French:PROCEDE DE STABILISATION DE LIPOSOMES ET COMPOSITIONS CONTENANT LES LIPOSOMES STABILISES[1993/28]
Entry into regional phase06.04.1993National basic fee paid 
06.04.1993Search fee paid 
06.04.1993Designation fee(s) paid 
06.04.1993Examination fee paid 
Examination procedure01.04.1992Request for preliminary examination filed
International Preliminary Examining Authority: DE
06.04.1993Examination requested  [1993/28]
20.02.1995Despatch of a communication from the examining division (Time limit: M04)
24.04.1995Reply to a communication from the examining division
20.07.1995Despatch of communication of intention to grant (Approval: Yes)
16.11.1995Communication of intention to grant the patent
31.01.1996Fee for grant paid
31.01.1996Fee for publishing/printing paid
Opposition(s)27.03.1997No opposition filed within time limit [1997/25]
Fees paidRenewal fee
18.08.1993Renewal fee patent year 03
26.07.1994Renewal fee patent year 04
21.07.1995Renewal fee patent year 05
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Documents cited:Search[A]JP60072829  ;
 [AD]WO9001921  (MICRO VESICULAR SYSTEMS [US])
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 9, no. 205 (C-299)(1928) 22 August 1985 & JP-A-60 072 829 ( KAO SEKKEN K.K. ) 24 April 1985, & JP60072829 A 19850424
International search[A]US3957971  (OLENIACZ WALTER S);
 [Y]US4224179  (SCHNEIDER MICHEL);
 [A]US4483929  (SZOKA FRANK C [US]);
 [Y]US4670185  (FUJIWARA MASAMI [JP], et al);
 [A]US4885159  (MIYAKE MIYUKI [JP], et al);
 [A]US4930857  (ACARLAR MUVAFFAK S [US]);
 [AP]US5019394  (HAMAGUCHI NAORU [JP], et al)
 [Y]  - McCUTCHEONS'S Detergents and Emulsifiers, North American Edition, 1973 Annual see pages 5,16,46 and 84.
 [A]  - CHEMICAL ABSTRACT No. 104:10579A, Abstract of Japanese KOKAI TOKKYO KOHO JP 60136508 (20 July 1985).
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.