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Extract from the Register of European Patents

EP About this file: EP0097016

EP0097016 - Electron beam exposure apparatus [Right-click to bookmark this link]
Former [1983/52]Electron beam exposure apparatus and method
[1989/41]
StatusNo opposition filed within time limit
Status updated on  02.08.1990
Database last updated on 26.03.2025
Most recent event   Tooltip02.08.1990No opposition filed within time limitpublished on 19.09.1990 [1990/38]
Applicant(s)For all designated states
FUJITSU LIMITED
1015, Kamikodanaka, Nakahara-ku Kawasaki-shi
Kanagawa 211 / JP
[N/P]
Former [1983/52]For all designated states
FUJITSU LIMITED
1015, Kamikodanaka, Nakahara-ku
Kawasaki-shi, Kanagawa 211 / JP
Inventor(s)01 / Yasuda, Hiroshi
D 407, 916-1 Mamedo-cho Kohoku-ku
Yokohama-shi Kanagawa 222 / JP
02 / Tsuchikawa, Haruo
195 Futoo-cho Kohoku-ku
Yokohama-shi Kanagawa 222 / JP
[1983/52]
Representative(s)Rackham, Stephen Neil, et al
Gill Jennings & Every LLP Broadgate House 7 Eldon Street
London EC2M 7LH / GB
[N/P]
Former [1983/52]Rackham, Stephen Neil, et al
GILL JENNINGS & EVERY, Broadgate House, 7 Eldon Street
London EC2M 7LH / GB
Application number, filing date83303277.407.06.1983
[1983/52]
Priority number, dateJP1982010042211.06.1982         Original published format: JP 10042282
[1983/52]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0097016
Date:28.12.1983
Language:EN
[1983/52]
Type: A3 Search report 
No.:EP0097016
Date:11.09.1985
Language:EN
[1985/37]
Type: B1 Patent specification 
No.:EP0097016
Date:11.10.1989
Language:EN
[1989/41]
Search report(s)(Supplementary) European search report - dispatched on:EP08.07.1985
ClassificationIPC:H01J37/304, H01J37/317
[1983/52]
CPC:
B82Y10/00 (EP,US); H01J37/304 (EP,US); B82Y40/00 (EP,US);
H01J37/3174 (EP,US); H01L21/30 (EP,US); H01J2237/0209 (EP,US);
H01J2237/15 (EP,US); H01J2237/3045 (EP,US); H01J2237/30455 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1983/52]
TitleGerman:Elektronenstrahlbelichtungsgerät[1989/41]
English:Electron beam exposure apparatus[1989/41]
French:Appareil d'exposition pour faisceau d'électrons[1989/41]
Former [1983/52]Elektronenstrahlbelichtungsgerät und Methode
Former [1983/52]Electron beam exposure apparatus and method
Former [1983/52]Appareil d'exposition pour faisceau d'électrons et méthode
Examination procedure18.02.1986Examination requested  [1986/17]
27.07.1987Despatch of a communication from the examining division (Time limit: M06)
26.01.1988Reply to a communication from the examining division
26.02.1988Despatch of a communication from the examining division (Time limit: M06)
23.08.1988Reply to a communication from the examining division
21.11.1988Despatch of communication of intention to grant (Approval: Yes)
22.03.1989Communication of intention to grant the patent
08.06.1989Fee for grant paid
08.06.1989Fee for publishing/printing paid
Opposition(s)12.07.1990No opposition filed within time limit [1990/38]
Fees paidRenewal fee
20.06.1985Renewal fee patent year 03
11.06.1986Renewal fee patent year 04
22.06.1987Renewal fee patent year 05
14.06.1988Renewal fee patent year 06
12.06.1989Renewal 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]US3801792  (LIN L);
 [A]US3911321  (WARDLY GEORGE A);
 [X]US4125772  (HOLMES DUANE C);
 [X]EP0025578  (SIEMENS AG [DE])
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.