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Extract from the Register of European Patents

EP About this file: EP0713153

EP0713153 - Toner for developing electrostatic images, two component type developer, developing method, image forming method, heat fixing method, and process for producing toner [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.01.2002
Database last updated on 24.08.2024
Most recent event   Tooltip18.01.2002No opposition filed within time limitpublished on 06.03.2002  [2002/10]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1996/21]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Tanikawa, Hirohide, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
02 / Kawakami, Hiroaki, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
03 / Fujiwara, Masatsugu, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
04 / Kato, Kazunori, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo / JP
[1996/21]
Representative(s)Leson, Thomas Johannes Alois, et al
TBK
Bavariaring 4-6
80336 München / DE
[N/P]
Former [2001/14]Leson, Thomas Johannes Alois, Dipl.-Ing., et al
Patentanwälte Tiedtke-Bühling-Kinne & Partner, Bavariaring 4
80336 München / DE
Former [1996/21]Bühling, Gerhard, Dipl.-Chem.
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
80336 München / DE
Application number, filing date95117519.907.11.1995
[1996/21]
Priority number, dateJP1994029801708.11.1994         Original published format: JP 29801794
JP1994029907209.11.1994         Original published format: JP 29907294
JP1994030838218.11.1994         Original published format: JP 30838294
JP1994032980506.12.1994         Original published format: JP 32980594
JP1994033287615.12.1994         Original published format: JP 33287694
JP1994033514721.12.1994         Original published format: JP 33514794
[1996/21]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0713153
Date:22.05.1996
Language:EN
[1996/21]
Type: A3 Search report 
No.:EP0713153
Date:04.09.1996
[1996/36]
Type: B1 Patent specification 
No.:EP0713153
Date:14.03.2001
Language:EN
[2001/11]
Search report(s)(Supplementary) European search report - dispatched on:EP17.07.1996
ClassificationIPC:G03G9/097, G03G9/08
[1996/35]
CPC:
G03G13/20 (EP,US); G03G9/09716 (EP,US)
Former IPC [1996/21]G03G9/097
Designated contracting statesDE,   FR,   GB,   IT [1996/21]
TitleGerman:Toner für die Entwicklung elektrostatischer Bilder, Zwei-Komponenten-Entwickler, Entwicklungsmethode, Bilderzeugungsverfahren, Hitzefixierverfahren und Verfahren zur Herstellung von Tonern[1996/21]
English:Toner for developing electrostatic images, two component type developer, developing method, image forming method, heat fixing method, and process for producing toner[1996/21]
French:Toner pour le développement d'images électrostatiques, développeur du type à deux composants, méthode de développement, procédé pour la formation d'images, procédé de fixation à la chaleur, et procédé pour la production de toner[1996/21]
Examination procedure21.01.1997Examination requested  [1997/12]
14.03.1997Despatch of a communication from the examining division (Time limit: M06)
16.09.1997Reply to a communication from the examining division
04.09.1998Despatch of a communication from the examining division (Time limit: M04)
31.12.1998Reply to a communication from the examining division
25.02.2000Despatch of communication of intention to grant (Approval: Yes)
30.08.2000Communication of intention to grant the patent
30.11.2000Fee for grant paid
30.11.2000Fee for publishing/printing paid
Opposition(s)15.12.2001No opposition filed within time limit [2002/10]
Fees paidRenewal fee
26.11.1997Renewal fee patent year 03
27.11.1998Renewal fee patent year 04
26.11.1999Renewal fee patent year 05
28.11.2000Renewal fee patent year 06
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Documents cited:Search[X]EP0498942  (MITSUBISHI MATERIALS CORP [JP]) [X] 1,89,103,121,138,2-6,11-14,17-19,22,23,27-29,32-41,44-48,80,82,86,87,90,92,103,112,126 * columns 6-14; examples 1-18 *;
 [X]EP0523654  (CANON KK [JP]) [X] 1,88,89,92,93,102,103,112,121,126,2-7,17-23,27-29,32-44,49-53,56,57,60-62,70-73,80-83,90,91,113 * page 6, line 27 - page 8, line 15; figure 1 *;
 [X]EP0237038  (KONISHIROKU PHOTO IND [JP]) [X] 1,89,102,121,2-7,49-52,56,57,66-73,80-87,90-92,103,104,112,126 * page 12; example 1 *;
 [X]JPS58185405  ;
 [A]EP0609870  (MITSUBISHI MATERIALS CORP [JP]) [A] 1,131,138 * claims 1-3 *
 [X]  - PATENT ABSTRACTS OF JAPAN, (19840126), vol. 8, no. 19, Database accession no. (C - 207), & JP58185405 A 19831029 (NIPPON) [X] 1,131 * abstract *
ExaminationJPH0558611
    - DATABASE WPI, 1, Derwent World Patents Index, vol. 93, no. 15, Database accession no. 93-121044, & JPH0558611 A 19930309 (IDEMITSU KOSAN CO LTD)
by applicantUS2297691
 JPS4223910B
 JPS4324748B
 JPS5322447B
 JPH0131442B
 JPS58216252
 JPS59201063
 JPS6488554
 JPH0339307B
 JPH04204750
 JPH04214568
 JPH04340558
 JPH0519528
 JPH0561224
 JPH0594037
 JPH05119517
 JPH05139748
 JPH0611886
 JPH0611887
 JPH0227664B
 JPS60238847
 JPS61188546
 JPS61188547
 JPS62174772
 JPH02151872
 JPH02222966
 JPH02291565
 JPH04204751
 JPH04280255
 JPH04345168
 JPH04345169
 JPH04348354
 JPH05113688
 JPS60112052
 JPH02109058
 JPH05188633
 JPH05289391
 JPH0619186
 JPS6330850
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.