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EP0504794
European procedure
Extract from the Register of European Patents
EP About this file: EP0504794
| EP0504794 - Electrophotographic photosensitive member and electrophotographic apparatus, device unit and facsimile machine using the same [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.04.1999 Database last updated on 31.08.2024 | Most recent event Tooltip | 09.04.1999 | No opposition filed within time limit | published on 26.05.1999 [1999/21] | Applicant(s) | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | [N/P] |
| Former [1992/39] | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | Inventor(s) | 01 /
Maruyama, Akio, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | 02 /
Kikuchi, Toshihiro, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | 03 /
Amamiya, Shoji, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | 04 /
Nagahara, Shin, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | 05 /
Aoki, Katsumi, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | 06 /
Tsuji, Haruyuki, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo 146 / JP | [1992/39] | Representative(s) | Tiedtke, Harro, et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 80336 München / DE | [N/P] |
| Former [1992/39] | Tiedtke, Harro, Dipl.-Ing., et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE | Application number, filing date | 92104575.3 | 17.03.1992 | [1992/39] | Priority number, date | JP19910077290 | 18.03.1991 Original published format: JP 7729091 | JP19910077291 | 18.03.1991 Original published format: JP 7729191 | JP19910077292 | 18.03.1991 Original published format: JP 7729291 | [1992/39] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0504794 | Date: | 23.09.1992 | Language: | EN | [1992/39] | Type: | B1 Patent specification | No.: | EP0504794 | Date: | 03.06.1998 | Language: | EN | [1998/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.07.1992 | Classification | IPC: | G03G5/147, G03G5/06 | [1992/39] | CPC: |
G03G5/0616 (EP);
G03G5/06147 (EP,US);
G03G5/06142 (EP,US);
G03G5/06144 (EP,US);
G03G5/061443 (EP,US);
G03G5/0668 (EP);
G03G5/14791 (EP)
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| Designated contracting states | DE, FR, GB [1992/39] | Title | German: | Elektrofotografisches, lichtempfindliches Element, elektrofotografischer Apparat, Geräteeinheit und Faksimile-Gerät unter Verwendung desselben | [1992/39] | English: | Electrophotographic photosensitive member and electrophotographic apparatus, device unit and facsimile machine using the same | [1992/39] | French: | Elément photosensible électrophotographique, son appareil et machine de fac-similé l'utilisant | [1992/39] | Examination procedure | 09.02.1993 | Examination requested [1993/14] | 13.12.1995 | Despatch of a communication from the examining division (Time limit: M06) | 21.06.1996 | Reply to a communication from the examining division | 21.10.1996 | Despatch of a communication from the examining division (Time limit: M06) | 22.04.1997 | Reply to a communication from the examining division | 26.06.1997 | Despatch of communication of intention to grant (Approval: No) | 31.10.1997 | Despatch of communication of intention to grant (Approval: later approval) | 21.11.1997 | Communication of intention to grant the patent | 25.02.1998 | Fee for grant paid | 25.02.1998 | Fee for publishing/printing paid | Opposition(s) | 04.03.1999 | No opposition filed within time limit [1999/21] | Fees paid | Renewal fee | 28.03.1994 | Renewal fee patent year 03 | 27.03.1995 | Renewal fee patent year 04 | 25.03.1996 | Renewal fee patent year 05 | 25.03.1997 | Renewal fee patent year 06 | 30.03.1998 | Renewal fee patent year 07 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]JP62275271 ; | [A]JP58198047 ; | [XP]EP0443626 (IDEMITSU PETROCHEMICAL CO [JP]); | [XP]EP0425224 (FUJI PHOTO FILM CO LTD [JP]); | [XP]EP0464749 (CANON KK [JP]); | [XP]EP0460558 (CANON KK [JP]); | [Y]DE2917151 (CANON KK); | [Y]US4988565 (DE MUNCK JOHANNES W J [NL], et al) | [A] - PATENT ABSTRACTS OF JAPAN vol. 12, no. 161 (P-702)(3008) 17 May 1988 & JP-A-62 275 271 ( FUJI XEROX CO LTD ) 30 November 1987, & JP62275271 A 19871130 | [A] - PATENT ABSTRACTS OF JAPAN vol. 8, no. 48 (P-258)(1485) 3 March 1984 & JP-A-58 198 047 ( HITACHI ) 17 November 1983, & JP58198047 A 19831117 |