Extract from the Register of European Patents

EP About this file: EP0093548

EP0093548 - Cephalosporin derivatives [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.10.1987
Database last updated on 26.03.2026
Most recent event   Tooltip28.02.1989Lapse of the patent in a contracting state
New state(s): SE
published on 19.04.1989 [1989/16]
Applicant(s)For all designated states
Takeda Chemical Industries, Ltd.
1-1, Doshomachi 4-chome
Chuo-ku, Osaka / JP
[1983/45]
Inventor(s)01 / Yoshimura, Yoshinobu
1-406, Tarumicho 2-chome
Suita Osaka 564 / JP
02 / Hamaguchi, Naoru
6-704, 2-Shirakawa 3-chome
Ibaraki Osaka 567 / JP
03 / Yashiki, Takatsuka
20-18, Izumigaoka
Takarazuka Hyogo 665 / JP
[1983/45]
Representative(s)Myerscough, Philip Boyd, et al
J.A.KEMP & CO. 14, South Square Gray's Inn
London WC1R 5LX / GB
[1983/45]
Application number, filing date83302280.921.04.1983
[1983/45]
Priority number, dateJP1982007372930.04.1982         Original published format: JP 7372982
[1983/45]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0093548
Date:09.11.1983
Language:EN
[1983/45]
Type: A3 Search report 
No.:EP0093548
Date:10.10.1984
Language:EN
[1984/41]
Type: B1 Patent specification 
No.:EP0093548
Date:30.12.1986
Language:EN
[1986/52]
Search report(s)(Supplementary) European search report - dispatched on:EP07.08.1984
ClassificationIPC:C07D501/36, A61K31/545, // C07C69/63
[1983/45]
CPC:
C07D501/36 (EP,KR,US); A61P31/04 (EP)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI,   NL,   SE [1983/45]
TitleGerman:Cephalosporinderivate[1983/45]
English:Cephalosporin derivatives[1983/45]
French:Dérivés de céphalosporine[1983/45]
Examination procedure13.12.1984Examination requested  [1985/08]
18.10.1985Despatch of a communication from the examining division (Time limit: M04)
07.02.1986Reply to a communication from the examining division
12.03.1986Despatch of communication of intention to grant (Approval: )
23.06.1986Communication of intention to grant the patent
29.08.1986Fee for grant paid
29.08.1986Fee for publishing/printing paid
Opposition(s)01.10.1987No opposition filed within time limit [1987/51]
Fees paidRenewal fee
11.04.1985Renewal fee patent year 03
18.04.1986Renewal fee patent year 04
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Lapses during opposition  TooltipBE30.12.1986
NL30.12.1986
SE31.12.1986
[1989/16]
Former [1988/43]BE30.12.1986
NL30.12.1986
Former [1988/04]BE30.12.1986
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