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Extract from the Register of European Patents

EP About this file: EP0186851

EP0186851 - Apparatus and method for composite image formation by scanning electron beam [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.07.1990
Database last updated on 11.09.2024
Most recent event   Tooltip26.07.1990No opposition filed within time limitpublished on 12.09.1990 [1990/37]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1986/28]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Finnes, Steven John
3514 - 91/2 Avenue, N.W.
Rochester Minnesota 55901 / US
[1986/28]
Representative(s)Rudack, Günter Otto
IBM Corporation Säumerstrasse 4
CH-8803 Rüschlikon / CH
[N/P]
Former [1986/28]Rudack, Günter O., Dipl.-Ing.
IBM Corporation Säumerstrasse 4
CH-8803 Rüschlikon / CH
Application number, filing date85116115.817.12.1985
[1986/28]
Priority number, dateUS1984068788731.12.1984         Original published format: US 687887
[1986/28]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0186851
Date:09.07.1986
Language:EN
[1986/28]
Type: A3 Search report 
No.:EP0186851
Date:08.10.1986
Language:EN
[1986/41]
Type: B1 Patent specification 
No.:EP0186851
Date:04.10.1989
Language:EN
[1989/40]
Search report(s)(Supplementary) European search report - dispatched on:EP19.08.1986
ClassificationIPC:H01J37/28, H01J37/02
[1986/28]
CPC:
H01J37/28 (EP,US)
Designated contracting statesDE,   FR,   GB [1986/28]
TitleGerman:Gerät und Verfahren zur Erzeugung eines zusammengesetzten Rasterelektronenstrahlbildes[1986/28]
English:Apparatus and method for composite image formation by scanning electron beam[1986/28]
French:Appareil et méthode pour la formation d'une image composite par faisceau d'électrons balayé[1986/28]
File destroyed:12.06.1999
Examination procedure29.10.1986Examination requested  [1986/52]
09.03.1988Despatch of a communication from the examining division (Time limit: M06)
19.08.1988Reply to a communication from the examining division
12.10.1988Despatch of a communication from the examining division (Time limit: M02)
09.12.1988Reply to a communication from the examining division
21.02.1989Despatch of communication of intention to grant (Approval: Yes)
11.04.1989Communication of intention to grant the patent
15.04.1989Fee for grant paid
15.04.1989Fee for publishing/printing paid
Opposition(s)05.07.1990No opposition filed within time limit [1990/37]
Fees paidRenewal fee
11.12.1987Renewal fee patent year 03
30.11.1988Renewal fee patent year 04
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Documents cited:Search[A]JP5778758  ;
 [X]DE3404611  (HITACHI LTD [JP]);
 [A]US3549999  (NORTON JAMES F)
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 21, no. 8, January 1979, pages 3181-3182, Armonk, N.Y., US; A. LANZARO: "Split beam scanning electron microscope"
 [A]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 160 (E-126)[1038], 21st August 1982; & JP - A - 57 78 758 (MITSUBISHI DENKI K.K.) 17-05-1982, & JP5778758 A 00000000
ExaminationEP0110301
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.