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Extract from the Register of European Patents

EP About this file: EP0662114

EP0662114 - DIOXANE DERIVATIVES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  24.12.1997
Database last updated on 20.12.2024
Most recent event   Tooltip04.01.2003Lapse of the patent in a contracting statepublished on 19.02.2003  [2003/08]
Applicant(s)For all designated states
CENTRAL RESEARCH LABORATORIES LIMITED
Dawley Road Hayes
Middlesex, UB3 1HH / GB
[N/P]
Former [1995/28]For all designated states
CENTRAL RESEARCH LABORATORIES LIMITED
Dawley Road
Hayes, Middlesex, UB3 1HH / GB
Inventor(s)01 / CHAN, Lawrence
Central Research Laboratories, Dawley Road
Hayes, Middlesex UB3 1HH / GB
02 / GOODBY, John
Oak Villa, Dunswell Road
Cottingham HU16 4JA / GB
03 / STYRING, Peter
3 Salisbury Gardens, Raglan Street
Hull HU5 2JE / GB
04 / DONG, Chuan Chu
30, Raglan Street
Hull HU5 2JE / GB
[1995/28]
Representative(s)Marsh, Robin Geoffrey, et al
THORN EMI Patents Limited
Central Research Laboratories
Dawley Road
Hayes, Middlesex
UB3 1HH / GB
[N/P]
Former [1995/44]Marsh, Robin Geoffrey, et al
THORN EMI Patents Limited Central Research Laboratories Dawley Road
Hayes, Middlesex UB3 1HH / GB
Former [1995/28]Marsh, Robin Geoffrey
THORN EMI Patents Limited Central Research Laboratories Dawley Road
Hayes, Middlesex UB3 1HH / GB
Application number, filing date93919525.113.09.1993
[1995/28]
WO1993GB01929
Priority number, dateGB1992002018924.09.1992         Original published format: GB 9220189
[1995/28]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9406885
Date:31.03.1994
Language:EN
[1994/08]
Type: A1 Application with search report 
No.:EP0662114
Date:12.07.1995
Language:EN
The application published by WIPO in one of the EPO official languages on 31.03.1994 takes the place of the publication of the European patent application.
[1995/28]
Type: B1 Patent specification 
No.:EP0662114
Date:19.02.1997
Language:EN
[1997/08]
Search report(s)International search report - published on:EP31.03.1994
ClassificationIPC:C09K19/34, C07D319/06, C07F5/02, C09K19/40
[1995/28]
CPC:
C09K19/404 (EP,US); C09K19/34 (KR); C07D319/06 (EP,US);
C07F5/025 (EP,US); C09K19/3402 (EP,US); C09K2019/3422 (EP,US)
Designated contracting statesDE,   FR,   GB,   NL [1995/28]
TitleGerman:DIOXANDERIVAT[1995/28]
English:DIOXANE DERIVATIVES[1995/28]
French:DERIVES DU DIOXANE[1995/28]
Entry into regional phase02.02.1995National basic fee paid 
02.02.1995Designation fee(s) paid 
02.02.1995Examination fee paid 
Examination procedure13.04.1994Request for preliminary examination filed
International Preliminary Examining Authority: EP
02.02.1995Examination requested  [1995/28]
14.11.1995Despatch of a communication from the examining division (Time limit: M04)
15.03.1996Reply to a communication from the examining division
22.04.1996Despatch of communication of intention to grant (Approval: Yes)
23.08.1996Communication of intention to grant the patent
11.09.1996Fee for grant paid
11.09.1996Fee for publishing/printing paid
Opposition(s)20.11.1997No opposition filed within time limit [1998/07]
Fees paidRenewal fee
15.09.1995Renewal fee patent year 03
17.07.1996Renewal fee patent year 04
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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  TooltipNL19.02.1997
[2003/08]
Cited inInternational search[Y]DE3504866  (MERCK PATENT GMBH [DE]) [Y] 1,2,23,25 * page 20, line 20 - line 28 *;
 [Y]FR2608608  (NII PRIKLADNYKH [SU]) [Y] 1-3,11,23,25 * page 2, line 12 - page 3, line 25 *;
 [Y]WO8908689  (MERCK PATENT GMBH [DE]) [Y] 1-3,23,25 * page 1, line 2 - page 3, line 6 * * page 8, line 22 - page 9, line 12 *;
 [Y]DE4101468  (MERCK PATENT GMBH [DE]) [Y] 1,2,23,25 * page 3, line 12 - line 53 * * page 13 * * examples 4,6,7 *;
 [Y]DE4014488  (MERCK PATENT GMBH [DE]) [Y] 1-3,11,23,25 * page 2, line 1 - line 53 ** page 3, line 11 - page 4, line 48 *;
 [X]WO9204422  (MERCK PATENT GMBH [DE]) [X] 1,2,13,23,25 * page 1, line 5 - line 15 * * page 12, line 10 - line 15 * * page 15, line 1 - line 11 *
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.