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Extract from the Register of European Patents

EP About this file: EP0510538

EP0510538 - Electrophotographic photosensitive member, and process for production thereof [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.01.2000
Database last updated on 18.10.2024
Most recent event   Tooltip07.01.2000No opposition filed within time limitpublished on 23.02.2000 [2000/08]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1992/44]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Yoshida, Akira, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
02 / Otaka, Mutsuo, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
03 / Sawada, Koichi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
04 / Kawamorita, Yoichi, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
05 / Maruoka, Hideo, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
06 / Soma, Takao, c/o Canon Kabushiki Kaisha
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
[1992/44]
Representative(s)Tiedtke, Harro, et al
Patentanwaltsbüro
Tiedtke-Bühling-Kinne & Partner
Bavariaring 4
80336 München / DE
[N/P]
Former [1994/08]Tiedtke, Harro, Dipl.-Ing., et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München / DE
Former [1992/44]Tiedtke, Harro, Dipl.-Ing.
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München / DE
Application number, filing date92106659.316.04.1992
[1992/44]
Priority number, dateJP1991011371619.04.1991         Original published format: JP 11371691
JP1991014263220.05.1991         Original published format: JP 14263291
JP1992010404931.03.1992         Original published format: JP 10404992
[1992/44]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0510538
Date:28.10.1992
Language:EN
[1992/44]
Type: B1 Patent specification 
No.:EP0510538
Date:03.03.1999
Language:EN
[1999/09]
Search report(s)(Supplementary) European search report - dispatched on:EP01.09.1992
ClassificationIPC:G03G5/10
[1992/44]
CPC:
G03G5/10 (EP,US); G03G5/144 (EP,US)
Designated contracting statesDE,   FR,   GB [1992/44]
TitleGerman:Elektrophotographisches, lichtempfindliches Element und Verfahren zu seiner Herstellung[1992/44]
English:Electrophotographic photosensitive member, and process for production thereof[1992/44]
French:Elément photosensible électrophotographique et procédé pour sa fabrication[1992/44]
Examination procedure15.03.1993Examination requested  [1993/19]
16.11.1995Despatch of a communication from the examining division (Time limit: M06)
28.05.1996Reply to a communication from the examining division
19.09.1996Despatch of a communication from the examining division (Time limit: M06)
25.03.1997Reply to a communication from the examining division
16.07.1997Despatch of a communication from the examining division (Time limit: M06)
19.01.1998Reply to a communication from the examining division
09.04.1998Despatch of communication of intention to grant (Approval: Yes)
25.08.1998Communication of intention to grant the patent
26.11.1998Fee for grant paid
26.11.1998Fee for publishing/printing paid
Opposition(s)04.12.1999No opposition filed within time limit [2000/08]
Fees paidRenewal fee
25.04.1994Renewal fee patent year 03
24.04.1995Renewal fee patent year 04
26.04.1996Renewal fee patent year 05
28.04.1997Renewal fee patent year 06
29.04.1998Renewal fee patent year 07
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Documents cited:Search[Y]JP1130160  ;
 [A]JP1132788  ;
 [A]JP1010256  ;
 [Y]US4657835  (YASHIKI YUICHI [JP]);
 [A]GB1545890  (XEROX CORP)
 [Y]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 375 (P-921)(3723) 21 August 1989 & JP-A-1 130 160 ( KONICA CORP ) 23 May 1989, & JP1130160 A 19890523
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 384 (C-629)(3732) 24 August 1989 & JP-A-1 132 788 ( MITA ) 25 May 1989, & JP1132788 A 19890525
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 180 (P-864)(3528) 27 April 1989 & JP-A-1 010 256 ( FUJI XEROX ) 13 January 1989, & JP1010256 A 19890113
ExaminationJPS5814841
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.