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Extract from the Register of European Patents

EP About this file: EP0863415

EP0863415 - Method and apparatus for producing a graded refractive index plastic optical fiber [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  07.12.2001
Database last updated on 14.09.2024
Most recent event   Tooltip19.06.2009Change - representativepublished on 22.07.2009  [2009/30]
Applicant(s)For all designated states
Sumitomo Wiring Systems, Ltd.
1-14, Nishisuehiro-cho Yokkaichi City
Mie 510 / JP
[N/P]
Former [1998/37]For all designated states
SUMITOMO WIRING SYSTEMS, LTD.
1-14, Nishisuehiro-cho
Yokkaichi City Mie 510 / JP
Inventor(s)01 / Nakamura, Tetsuya, Sumitomo Wiring Systems, Ltd.
1-14, Nishisuehiro-cho
Yokkaichi-City, Mie 510 / JP
[1998/37]
Representative(s)Bertrand, Didier, et al
Fédit-Loriot
38, avenue Hoche
75008 Paris / FR
[N/P]
Former [2009/30]Bertrand, Didier, et al
S.A. Fedit-Loriot 38 Avenue Hoche
75008 Paris / FR
Former [1999/20]Bertrand, Didier, et al
Cabinet FEDIT-LORIOT 38, Avenue Hoche
75008 Paris / FR
Former [1999/13]Hasenrader, Hubert, et al
Cabinet Beau de Loménie 158, rue de l'Université
75340 Paris Cédex 07 / FR
Former [1998/37]Uchida, Kenji, et al
Cabinet Beau de Loménie 158, rue de l'Université
75340 Paris Cedex 07 / FR
Application number, filing date98400535.506.03.1998
[1998/37]
Priority number, dateJP1997005297907.03.1997         Original published format: JP 5297997
[1998/37]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0863415
Date:09.09.1998
Language:EN
[1998/37]
Type: A3 Search report 
No.:EP0863415
Date:14.10.1998
[1998/42]
Search report(s)(Supplementary) European search report - dispatched on:EP01.09.1998
ClassificationIPC:G02B6/18, G02B1/04
[1998/42]
CPC:
G02B6/02038 (EP,US); B29C48/05 (EP,US); B29D11/00663 (EP,US);
B29C48/00 (EP,US); G02B6/02033 (EP,US)
Former IPC [1998/37]G02B6/16
Designated contracting statesDE,   FR,   GB [1999/25]
Former [1998/37]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Verfahren und Vorrichtung zur Herstellung von optischen Fasern mit Indexgradienten aus Kunststoff[1998/37]
English:Method and apparatus for producing a graded refractive index plastic optical fiber[1998/37]
French:Procédé et dispositif pour la fabrication d'une fibre optique à gradient d'indice en matière plastique[1998/37]
Examination procedure14.03.1998Examination requested  [1998/37]
21.11.2001Application withdrawn by applicant  [2002/04]
Fees paidRenewal fee
16.03.2000Renewal fee patent year 03
12.03.2001Renewal fee patent year 04
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Documents cited:Search[AD]JPH0727928  ;
 [A]JPS60249103  ;
 [PX]JPH09230146  ;
 [A]US3999834  (OHTOMO KOICHIRO, et al) [A] 1,4,5 * abstract *;; claim 1 *;
 [A]US5555525  (HO BANG C [TW], et al) [A] 1,4,5 * column 4, line 27 - line 38 *;
 [A]WO9636478  (AKZO NOBEL NV [NL], et al) [A] 1,4,5 * abstract *; page 6, line 12 - line 20 *;
 [A]EP0752598  (KOIKE YASUHIRO [JP]) [A] 1,4,5 * page 7, line 23 - line 40 *
 [AD]  - PATENT ABSTRACTS OF JAPAN, (19950531), vol. 095, no. 004, & JP07027928 A 19950131 (TORAY IND INC) [AD] 1,4,5 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19860509), vol. 010, no. 124, Database accession no. (P - 454), & JP60249103 A 19851209 (MITSUBISHI RAYON KK) [A] 1,4,5 * abstract *
 [PX]  - PATENT ABSTRACTS OF JAPAN, (19980130), vol. 098, no. 001, & JP09230146 A 19970905 (SUMITOMO WIRING SYST LTD) [PX] 1,4,5 * abstract *
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.