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Extract from the Register of European Patents

EP About this file: EP0861226

EP0861226 - SYNTHESIS OF CARBOXYLIC ACID DERIVATIVES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  22.12.2000
Database last updated on 15.06.2024
Most recent event   Tooltip06.08.2004Lapse of the patent in a contracting state
New state(s): LU		published on 22.09.2004  [2004/39]
Applicant(s)For all designated states
BRITISH BIOTECH PHARMACEUTICALS LIMITED
Watlington Road Cowley
Oxford, OX4 5LY / GB
[N/P]
Former [1998/36]For all designated states
BRITISH BIOTECH PHARMACEUTICALS LIMITED
Watlington Road
Cowley Oxford, OX4 5LY / GB
Inventor(s)01 / REEVE, Maxwell
British Biotech Phar. Ltd., Watlington Road
Cowley, Oxford OX4 5LY / GB
02 / BOWLES, Stephen, Arthur
British Biotech Phar. Ltd., Watlington Road
Cowley, Oxford OX4 5LY / GB
[1998/36]
Representative(s)Walls, Alan James
British Biotech Pharmaceuticals Ltd.
Watlington Road
Oxford
OX4 5LY / GB
[N/P]
Former [1998/36]Walls, Alan James
British Biotech Pharmaceuticals Ltd., Watlington Road
Oxford OX4 5LY / GB
Application number, filing date96938374.418.11.1996
[1998/36]
WO1996GB02820
Priority number, dateGB1995002363718.11.1995         Original published format: GB 9523637
[1998/36]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9719050
Date:29.05.1997
Language:EN
[1997/23]
Type: A1 Application with search report 
No.:EP0861226
Date:02.09.1998
Language:EN
The application published by WIPO in one of the EPO official languages on 29.05.1997 takes the place of the publication of the European patent application.
[1998/36]
Type: B1 Patent specification 
No.:EP0861226
Date:23.02.2000
Language:EN
[2000/08]
Search report(s)International search report - published on:EP29.05.1997
ClassificationIPC:C07C231/12, C07C237/22, C07D305/12
[1998/36]
CPC:
C07D213/75 (EP,US); A61P43/00 (EP); C07C231/12 (EP,US);
C07D305/12 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   NL,   PT,   SE [1998/36]
TitleGerman:SYNTHESE VON CARBONSÄUREDERIVATEN[1998/36]
English:SYNTHESIS OF CARBOXYLIC ACID DERIVATIVES[1998/36]
French:SYNTHESE DE DERIVES D'ACIDE CARBOXYLIQUE[1998/36]
Entry into regional phase27.03.1998National basic fee paid 
27.03.1998Designation fee(s) paid 
27.03.1998Examination fee paid 
Examination procedure30.04.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
27.03.1998Examination requested  [1998/36]
19.11.1998Despatch of communication of intention to grant (Approval: Yes)
28.05.1999Communication of intention to grant the patent
19.08.1999Fee for grant paid
19.08.1999Fee for publishing/printing paid
Opposition(s)24.11.2000No opposition filed within time limit [2001/06]
Fees paidRenewal fee
06.10.1998Renewal fee patent year 03
25.10.1999Renewal 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  TooltipAT23.02.2000
BE23.02.2000
CH23.02.2000
FI23.02.2000
GR23.02.2000
LI23.02.2000
NL23.02.2000
DK23.05.2000
PT23.05.2000
SE23.05.2000
LU18.11.2000
[2004/39]
Former [2004/07]AT23.02.2000
BE23.02.2000
CH23.02.2000
FI23.02.2000
GR23.02.2000
LI23.02.2000
NL23.02.2000
DK23.05.2000
PT23.05.2000
SE23.05.2000
Former [2003/46]AT23.02.2000
BE23.02.2000
CH23.02.2000
FI23.02.2000
LI23.02.2000
NL23.02.2000
DK23.05.2000
PT23.05.2000
SE23.05.2000
Former [2003/09]AT23.02.2000
BE23.02.2000
CH23.02.2000
FI23.02.2000
LI23.02.2000
NL23.02.2000
PT23.05.2000
SE23.05.2000
Former [2001/29]AT23.02.2000
BE23.02.2000
CH23.02.2000
FI23.02.2000
LI23.02.2000
PT23.05.2000
SE23.05.2000
Former [2001/09]AT23.02.2000
BE23.02.2000
CH23.02.2000
LI23.02.2000
PT23.05.2000
SE23.05.2000
Former [2001/08]AT23.02.2000
BE23.02.2000
CH23.02.2000
LI23.02.2000
Former [2000/52]CH23.02.2000
LI23.02.2000
Cited inInternational search[DA]WO9402447  (BRITISH BIO TECHNOLOGY [GB], et al) [DA] 1-8* the whole document *;
 [A]  - AXEL GRIESBECK ET AL., "Herstellung enantiomerenreiner Derivate von 3-Amino und 3-Mercaptobuttersäure durch SN2-Ringöffnung des beta-Lactons und eines 1,3-Dioxanons aus der 3-Hydroxybuttersäure", HELVETICA CHIMICA ACTA, BASEL CH, (1987), vol. 70, pages 1326 - 1332, XP000644375 [A] 1-8 * the whole document *

DOI:   http://dx.doi.org/10.1002/hlca.19870700514
 [A]  - K. W. ROSENMUND ET AL., "Synthesen in der Reihe der Anthelmintika", ARCHIV DER PHARMAZIE, WEINHEIM, DE, (1954), vol. 287, no. 8, pages 441 - 446, XP000617779 [A] 1-8 * page 446, lines 1-16 *

DOI:   http://dx.doi.org/10.1002/ardp.19542870806
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.