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Extract from the Register of European Patents

EP About this file: EP0362859

EP0362859 - Process for producing microcapsule toner [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.04.1997
Database last updated on 03.09.2024
Most recent event   Tooltip04.04.1997No opposition filed within time limitpublished on 21.05.1997 [1997/21]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1990/15]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Yamazaki, Masuo
3-7-66 Miyazaki Miyamae-ku
Kawasaki-shi Kanagawa-ken / JP
02 / Kobayashi, Atsuko
4-3-19-202 Ikegami Ohta-ku
Tokyo / JP
03 / Kanda, Hitoshi
1-15L-105, Higashiterao Tsurumi-ku
Yokohama-shi Kanagawa-ken / JP
04 / Karami, Yusuke
1-30-40-430 Higashiterao Tsurumi-ku
Yokohama-shi Kanagawa-ken / JP
05 / Goseki, Yasuhide
1-15-L510, Higashiterao Tsurumi-ku
Yokohama-shi Kanagawa-ken / JP
06 / Akashi, Yasutaka
48-2-101 Sakuradai Midori-ku
Yokohama-shi Kanagawa-ken / JP
[1990/15]
Representative(s)Bühling, Gerhard, et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
80336 München / DE
[N/P]
Former [1994/08]Bühling, Gerhard, Dipl.-Chem., et al
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München / DE
Former [1990/15]Bühling, Gerhard, Dipl.-Chem.
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
D-80336 München / DE
Application number, filing date89118528.205.10.1989
[1990/15]
Priority number, dateJP1988024974205.10.1988         Original published format: JP 24974288
JP1988024974305.10.1988         Original published format: JP 24974388
JP1988026954727.10.1988         Original published format: JP 26954788
JP1988032187422.12.1988         Original published format: JP 32187488
JP1988032923528.12.1988         Original published format: JP 32923588
[1990/15]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0362859
Date:11.04.1990
Language:EN
[1990/15]
Type: A3 Search report 
No.:EP0362859
Date:16.01.1991
Language:EN
[1991/03]
Type: B1 Patent specification 
No.:EP0362859
Date:29.05.1996
Language:EN
[1996/22]
Search report(s)(Supplementary) European search report - dispatched on:EP27.11.1990
ClassificationIPC:G03G9/093
[1990/15]
CPC:
G03G9/0825 (EP,US); G03G9/09364 (EP,US); G03G9/09378 (EP,US);
G03G9/09385 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1990/15]
TitleGerman:Verfahren zur Herstellung mikrokapsularer Toner[1990/15]
English:Process for producing microcapsule toner[1990/15]
French:Procédé pour la fabrication de particules de toner encapsulées[1996/22]
Former [1990/15]Procédé pour la fabrication de révélateurs en forme de microcapsules
Examination procedure05.10.1989Examination requested  [1990/15]
02.11.1993Despatch of a communication from the examining division (Time limit: M06)
11.05.1994Reply to a communication from the examining division
09.12.1994Despatch of a communication from the examining division (Time limit: M06)
14.06.1995Reply to a communication from the examining division
17.07.1995Despatch of communication of intention to grant (Approval: Yes)
23.11.1995Communication of intention to grant the patent
23.02.1996Fee for grant paid
23.02.1996Fee for publishing/printing paid
Opposition(s)01.03.1997No opposition filed within time limit [1997/21]
Fees paidRenewal fee
21.12.1990Renewal fee patent year 03
20.10.1992Renewal fee patent year 04
26.10.1993Renewal fee patent year 05
25.10.1994Renewal fee patent year 06
27.10.1995Renewal fee patent year 07
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Documents cited:Search[A]JP63123057  ;
 [A]JP63085756  ;
 [A]JP63212946  ;
 [A]EP0238130  (TOYO INK MFG CO [JP]);
 [XP]EP0306330  (SOKEN KAGAKU KK [JP])
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 12, no. 377 (P-768)(3224) 07 October 1988, & JP-A-63 123 057 (SHARP CO.) 26 May 1988,, & JP63123057 A 19880526
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 12, no. 323 (P-752)(3170) 02 September 1988, & JP-A-63 085 756 (KYOCERA CO.) 16 April 1988,, & JP63085756 A 19880416
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 4 (P-809)(3352) 09 January 1989, & JP-A-63 212 946 (TOSHIBA CORP.) 05 September 1988,, & JP63212946 A 19880905
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.