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Extract from the Register of European Patents

EP About this file: EP0740324

EP0740324 - Method of manufacturing an electron-emitting device [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  25.02.2000
Database last updated on 05.08.2024
Most recent event   Tooltip04.01.2008Lapse of the patent in a contracting state
New state(s): IT		published on 06.02.2008  [2008/06]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1996/44]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Tomida, Yoshinori, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
02 / Kawade, Hisaaki, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
03 / Niibe, Masahito, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
04 / Ohnishi, Toshikazu, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
05 / Okamura, Yoshimasa, c/o Canon K.K.
30-2, 3-chome, Shimomaruko
Ohta-ku, Tokyo 146 / JP
[1996/44]
Representative(s)Tiedtke, Harro
Patentanwaltsbüro
Tiedtke-Bühling-Kinne & Partner
Bavariaring 4
80336 München / DE
[N/P]
Former [1996/44]Tiedtke, Harro, Dipl.-Ing.
Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4
80336 München / DE
Application number, filing date96112543.221.12.1994
[1996/44]
Priority number, dateJP1993034547722.12.1993         Original published format: JP 34547793
JP1993034547822.12.1993         Original published format: JP 34547893
[1996/44]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0740324
Date:30.10.1996
Language:EN
[1996/44]
Type: A3 Search report 
No.:EP0740324
Date:06.11.1996
[1996/45]
Type: B1 Patent specification 
No.:EP0740324
Date:21.04.1999
Language:EN
[1999/16]
Search report(s)(Supplementary) European search report - dispatched on:EP20.09.1996
ClassificationIPC:H01J9/02
[1996/44]
CPC:
H01J9/027 (EP,US); H01J1/316 (EP,US); H01J2201/3165 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   NL,   PT,   SE [1996/44]
TitleGerman:Herstellungsverfahren einer elektronemittierenden Vorrichtung[1996/44]
English:Method of manufacturing an electron-emitting device[1996/44]
French:Procédé de fabrication d'une dispositif d'émission d'électrons[1996/44]
Examination procedure17.03.1997Examination requested  [1997/20]
16.04.1997Despatch of a communication from the examining division (Time limit: M04)
12.08.1997Reply to a communication from the examining division
12.02.1998Despatch of communication of intention to grant (Approval: Yes)
01.09.1998Communication of intention to grant the patent
02.12.1998Fee for grant paid
02.12.1998Fee for publishing/printing paid
Parent application(s)   TooltipEP94120340.8  / EP0660359
Opposition(s)22.01.2000No opposition filed within time limit [2000/15]
Fees paidRenewal fee
19.12.1996Renewal fee patent year 03
19.12.1997Renewal fee patent year 04
22.12.1998Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT21.04.1999
BE21.04.1999
CH21.04.1999
ES21.04.1999
GR21.04.1999
IT21.04.1999
LI21.04.1999
NL21.04.1999
SE21.04.1999
DK21.07.1999
PT23.07.1999
IE21.12.1999
LU21.12.1999
[2008/06]
Former [2005/23]AT21.04.1999
BE21.04.1999
CH21.04.1999
ES21.04.1999
GR21.04.1999
LI21.04.1999
NL21.04.1999
SE21.04.1999
DK21.07.1999
PT23.07.1999
IE21.12.1999
LU21.12.1999
Former [2003/46]AT21.04.1999
BE21.04.1999
CH21.04.1999
ES21.04.1999
GR21.04.1999
LI21.04.1999
NL21.04.1999
SE21.04.1999
DK21.07.1999
PT23.07.1999
IE21.12.1999
Former [2003/09]AT21.04.1999
BE21.04.1999
CH21.04.1999
ES21.04.1999
GR21.04.1999
LI21.04.1999
NL21.04.1999
SE21.04.1999
PT23.07.1999
IE21.12.1999
Former [2002/26]AT21.04.1999
BE21.04.1999
CH21.04.1999
ES21.04.1999
GR21.04.1999
LI21.04.1999
SE21.04.1999
PT23.07.1999
IE21.12.1999
Former [2002/23]AT21.04.1999
BE21.04.1999
CH21.04.1999
GR21.04.1999
LI21.04.1999
SE21.04.1999
PT23.07.1999
IE21.12.1999
Former [2001/23]AT21.04.1999
BE21.04.1999
CH21.04.1999
GR21.04.1999
LI21.04.1999
PT23.07.1999
IE21.12.1999
Former [2001/12]AT21.04.1999
BE21.04.1999
CH21.04.1999
LI21.04.1999
PT23.07.1999
IE21.12.1999
Former [2000/52]AT21.04.1999
BE21.04.1999
CH21.04.1999
LI21.04.1999
PT23.07.1999
Former [2000/50]AT21.04.1999
BE21.04.1999
PT23.07.1999
CH26.07.1999
LI26.07.1999
Former [2000/25]AT21.04.1999
BE21.04.1999
PT23.07.1999
Former [2000/24]AT21.04.1999
BE21.04.1999
Former [2000/23]BE21.04.1999
Documents cited:Search[A]JPS6382788  ;
 [A]JPH04147888  ;
 [A]EP0343645  (CANON KK [JP]) [A] 1 * column 2, line 35 - line 44 * * column 8, line 43 - column 9, line 13 * * figure 1 *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19880824), vol. 012, no. 311, Database accession no. (M - 734), & JP63082788 A 19880413 (MATSUSHITA ELECTRIC IND CO LTD) [A] 1 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19920910), vol. 016, no. 434, Database accession no. (M - 1308), & JP04147888 A 19920521 (FUJI XEROX CO LTD) [A] 1 * abstract *
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.