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Extract from the Register of European Patents

EP About this file: EP0073557

EP0073557 - Copolyamide, process for producing thereof and copolyamide molding composition comprising thereof [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.07.1986
Database last updated on 02.09.2024
Most recent event   Tooltip21.07.1986No opposition filed within time limitpublished on 10.09.1986 [1986/37]
Applicant(s)For all designated states
TORAY INDUSTRIES, INC.
2, Nihonbashi-Muromachi 2-chome Chuo-ku
Tokyo 103 / JP
[N/P]
Former [1983/10]For all designated states
TORAY INDUSTRIES, INC.
2, Nihonbashi-Muromachi 2-chome Chuo-ku
Tokyo 103 / JP
Inventor(s)01 / Chiba, Kazumasa
40, Shijo-cho 1-chome Minami-ku
Nagoya-shi Aichi-ken / JP
02 / Kato, Nobuo
134, Agata-shimonogo Haruhi-mura
Nishikasugai-gun Aichi-ken / JP
03 / Kobayashi, Kazuhiko
81, Ikegamidai-1 Midori-ku
Nagoya-shi Aichi-ken / JP
[1983/10]
Representative(s)Coxon, Philip, et al
Eric Potter & Clarkson, Park View House, 58 The Ropewalk
Nottingham NG1 5DD / GB
[N/P]
Former [1983/10]Coxon, Philip, et al
Eric Potter & Clarkson St. Mary's Court St. Mary's Gate
Nottingham NG1 1LE / GB
Application number, filing date82303083.815.06.1982
[1983/10]
Priority number, dateJP1981009977029.06.1981         Original published format: JP 9977081
JP1981009977129.06.1981         Original published format: JP 9977181
[1983/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0073557
Date:09.03.1983
Language:EN
[1983/10]
Type: B1 Patent specification 
No.:EP0073557
Date:25.09.1985
Language:EN
[1985/39]
Search report(s)(Supplementary) European search report - dispatched on:EP17.01.1983
ClassificationIPC:C08G69/26, C08L77/00
[1983/10]
CPC:
C08G69/265 (EP,US)
Designated contracting statesDE,   FR,   GB,   NL [1983/10]
TitleGerman:Copolyamide, Verfahren zu ihrer Herstellung und diese enthaltende Formmasse[1983/10]
English:Copolyamide, process for producing thereof and copolyamide molding composition comprising thereof[1983/10]
French:Copolyamide, son procédé de préparation et composition de moulage le contenant[1983/10]
File destroyed:20.04.2002
Examination procedure20.06.1983Examination requested  [1983/35]
27.09.1984Despatch of communication of intention to grant (Approval: )
22.01.1985Communication of intention to grant the patent
05.02.1985Fee for grant paid
05.02.1985Fee for publishing/printing paid
Opposition(s)26.06.1986No opposition filed within time limit [1986/37]
Fees paidRenewal fee
12.06.1984Renewal fee patent year 03
20.06.1985Renewal fee patent year 04
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Documents cited:Search[A]JP7131806  ;
 [A]US3629053  (KIMURA ISAO, et al)
 [A]  - CHEMICAL ABSTRACTS, vol. 77, no. 10, 4th September 1972, page 63, no. 83218n, Columbus Ohio (USA); & JP - A - 71 31 806 (KANEGAFUCHI SPINNING CO., LTD.) (16-09-1971), & JP7131806 A 00000000
 [A]  - CHEMICAL ABSTRACTS, vol. 80, no. 24, 17th June 1974, page 66, no. 134676k, Columbus Ohio (USA);
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.