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Extract from the Register of European Patents

EP About this file: EP0262948

EP0262948 - Process for producing omega-hydroxy fatty acids [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.02.1993
Database last updated on 02.07.2024
Most recent event   Tooltip18.02.1993No opposition filed within time limitpublished on 07.04.1993 [1993/14]
Applicant(s)For all designated states
NIPPON MINING COMPANY LIMITED
12-32, Akasaka 1-chome Minato-ku
Tokyo / JP
[1988/14]
Inventor(s)01 / Yokota, Tadafumi c/o Nippon Mining Co., Ltd.
17-35 Niizominami 3-chome
Toda-shi Saitama / JP
02 / Okino, Hiroshi c/o Nippon Mining Co., Ltd.
17-35 Niizominami 3-chome
Toda-shi Saitama / JP
03 / Takagi, Motoyoshi c/o Nippon Mining Co., Ltd.
17-35 Niizominami 3-chome
Toda-shi Saitama / JP
[1988/14]
Representative(s)Pearce, Anthony Richmond, et al
Marks & Clerk LLP Alpha Tower Suffolk Street Queensway Birmingham
B1 1TT / GB
[N/P]
Former [1988/14]Pearce, Anthony Richmond, et al
MARKS & CLERK, Alpha Tower, Suffolk Street Queensway
Birmingham B1 1TT / GB
Application number, filing date87308659.930.09.1987
[1988/14]
Priority number, dateJP1986023125301.10.1986         Original published format: JP 23125386
[1988/14]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0262948
Date:06.04.1988
Language:EN
[1988/14]
Type: A3 Search report 
No.:EP0262948
Date:22.03.1989
Language:EN
[1989/12]
Type: B1 Patent specification 
No.:EP0262948
Date:15.04.1992
Language:EN
[1992/16]
Search report(s)(Supplementary) European search report - dispatched on:EP02.02.1989
ClassificationIPC:C07C59/01, C07C51/367
[1988/14]
CPC:
C07C51/367 (EP)
C-Set:
C07C51/367, C07C59/01 (EP)
Designated contracting statesCH,   DE,   FR,   GB,   LI [1988/14]
TitleGerman:Verfahren zur Herstellung von Omega-Hydroxyfettsäuren[1988/14]
English:Process for producing omega-hydroxy fatty acids[1988/14]
French:Procédé de préparation d'acides gras omega-hydroxyliques[1988/14]
File destroyed:03.03.2001
Examination procedure03.05.1988Examination requested  [1988/27]
17.09.1990Despatch of a communication from the examining division (Time limit: M04)
28.11.1990Reply to a communication from the examining division
04.01.1991Despatch of a communication from the examining division (Time limit: M04)
02.05.1991Reply to a communication from the examining division
15.07.1991Despatch of communication of intention to grant (Approval: Yes)
14.10.1991Communication of intention to grant the patent
09.12.1991Fee for grant paid
09.12.1991Fee for publishing/printing paid
Opposition(s)16.01.1993No opposition filed within time limit [1993/14]
Fees paidRenewal fee
11.09.1989Renewal fee patent year 03
21.09.1990Renewal fee patent year 04
09.09.1991Renewal fee patent year 05
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Documents cited:Search[X]US2066533  ;
 [A]GB316158
 [XD]  - ORGANIC SYNTHESES COLLECTIVE, vol. 4, 1963, pages 635-638; L.J. DURHAM et al.: "Methyl hydrogen hendecanedioate"
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.