EP0467609 - Method for repeated electrical charging of a photoconductor layer and corresponding apparatus [Right-click to bookmark this link] | |||
Former [1992/04] | Photoconductor resetting following multiple charge images | ||
[1996/08] | Status | No opposition filed within time limit Status updated on 03.01.1997 Database last updated on 31.08.2024 | Most recent event Tooltip | 03.01.1997 | No opposition filed within time limit | published on 19.02.1997 [1997/08] | Applicant(s) | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, MN 55133-3427 / US | [N/P] |
Former [1992/04] | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | Inventor(s) | 01 /
Brown, David E., c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | 02 /
Zwadlo, Gregory L., c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | [1996/08] |
Former [1992/04] | 01 /
Brown, David E., c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | ||
02 /
Zwadlo, Gregory L, c/o Minnesota Mining and Manufact. Co., 2501 Hudson Road, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | Representative(s) | Molyneaux, Martyn William, et al Langner Parry 52-54 High Holborn London WC1V 6RR / GB | [N/P] |
Former [1996/03] | Molyneaux, Martyn William, et al c/o Ladas & Parry 52-54 High Holborn GB-London WC1V 6RR / GB | ||
Former [1994/35] | Baillie, Iain Cameron c/o Ladas & Parry Altheimer Eck 2 D-80331 München / DE | ||
Former [1992/04] | Baillie, Iain Cameron Ladas & Parry Altheimer Eck 2 D-80331 München / DE | Application number, filing date | 91306367.3 | 15.07.1991 | [1992/04] | Priority number, date | US19900552698 | 16.07.1990 Original published format: US 552698 | [1992/04] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0467609 | Date: | 22.01.1992 | Language: | EN | [1992/04] | Type: | A3 Search report | No.: | EP0467609 | Date: | 30.12.1992 | Language: | EN | [1992/53] | Type: | B1 Patent specification | No.: | EP0467609 | Date: | 21.02.1996 | [1996/08] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.11.1992 | Classification | IPC: | G03G15/01, G03G21/00 | [1992/04] | CPC: |
G03G21/08 (EP,US);
G03G15/01 (KR);
G03G15/0157 (EP,US);
G03G15/0173 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1992/04] | Title | German: | Verfahren und Gerät zum mehrfachen elektrischen Laden einer Photoleiterschicht | [1996/08] | English: | Method for repeated electrical charging of a photoconductor layer and corresponding apparatus | [1996/08] | French: | Procédé et appareil pour appliquer à différentes reprises une charge électrique à une couche photoconductrice | [1996/08] |
Former [1992/04] | System zur Wiederherstellung der Eigenschaften eines Photoleiters nach mehrfacher Ladungsbildererzeugung | ||
Former [1992/04] | Photoconductor resetting following multiple charge images | ||
Former [1992/04] | Système de restauration des caractéristiques d'un photoconducteur après la formation d'images de charges multiples | Examination procedure | 27.05.1993 | Examination requested [1993/30] | 28.07.1994 | Despatch of a communication from the examining division (Time limit: M06) | 23.12.1994 | Reply to a communication from the examining division | 09.05.1995 | Date of oral proceedings | 19.05.1995 | Minutes of oral proceedings despatched | 23.05.1995 | Despatch of communication of intention to grant (Approval: Yes) | 22.08.1995 | Communication of intention to grant the patent | 20.11.1995 | Fee for grant paid | 20.11.1995 | Fee for publishing/printing paid | Opposition(s) | 22.11.1996 | No opposition filed within time limit [1997/08] | Fees paid | Renewal fee | 21.06.1993 | Renewal fee patent year 03 | 24.06.1994 | Renewal fee patent year 04 | 16.06.1995 | Renewal fee patent year 05 |
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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]JP58080656 ; | [A]JP61043777 ; | [A]US4035750 (STAUDENMAYER WILLIAM J, et al); | [A]EP0271334 (KONISHIROKU PHOTO IND [JP]); | [A]US4538900 (LUTUS ARTHUR C [US], et al) | [A] - PATENT ABSTRACTS OF JAPAN vol. 7, no. 176 (P-214)(1321) 4 August 1983 & JP-A-58 080 656 ( SHARP K.K. ) 14 May 1983, & JP58080656 A 19830514 | [A] - PATENT ABSTRACTS OF JAPAN vol. 10, no. 202 (P-477)(2258) 15 July 1986 & JP-A-61 043 777 ( MINOLTA CAMERA CO LTD ) 3 March 1986, & JP61043777 A 19860303 | [A] - IBM TECHNICAL DISCLOSURE BULLETIN. vol. 14, no. 10, March 1972, NEW YORK US page 3148 CASTRO ET AL. 'ELECTROPHOTOGRAPHIC ARRANGEMENT' |