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Extract from the Register of European Patents

EP About this file: EP0453183

EP0453183 - An apparatus for attenuating a laser beam [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.01.1996
Database last updated on 16.11.2024
Most recent event   Tooltip04.01.1996No opposition filed within time limitpublished on 31.01.1996 [1996/05]
Applicant(s)For all designated states
AT&T GLOBAL INFORMATION SOLUTIONS INTERNATIONAL INC.
1700 South Patterson Boulevard Dayton
Ohio 45479 / US
[N/P]
Former [1994/40]For all designated states
AT&T GLOBAL INFORMATION SOLUTIONS INTERNATIONAL INC.
1700 South Patterson Boulevard
Dayton, Ohio 45479 / US
Former [1994/23]For all designated states
NCR INTERNATIONAL INC.
1700 South Patterson Boulevard
Dayton, Ohio 45479 / US
Former [1991/43]For all designated states
NCR CORPORATION
World Headquarters
Dayton, Ohio 45479 / US
Inventor(s)01 / Mergenthaler, Barry Myron
Rt. 2
Cambridge, Ohio 43725 / US
02 / Detwiler, Paul Oliver
10 Garfield Avenue
New Concord, Ohio 43762 / US
[1991/43]
Representative(s)Robinson, Robert George
International Patent Department, AT&T GIS Limited, 915 High Road, North Finchley
London N12 8QJ / GB
[1994/40]
Former [1991/43]Robinson, Robert George
International Patent Department NCR Limited 915 High Road North Finchley
London N12 8QJ / GB
Application number, filing date91303211.611.04.1991
[1991/43]
Priority number, dateUS1990050969916.04.1990         Original published format: US 509699
[1991/43]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0453183
Date:23.10.1991
Language:EN
[1991/43]
Type: A3 Search report 
No.:EP0453183
Date:11.03.1992
Language:EN
[1992/11]
Type: B1 Patent specification 
No.:EP0453183
Date:08.02.1995
Language:EN
[1995/06]
Search report(s)(Supplementary) European search report - dispatched on:EP20.01.1992
ClassificationIPC:G02B26/02
[1991/43]
CPC:
G06K7/10831 (EP,US); B23K26/06 (EP,US); B23K26/064 (EP,US);
B23K26/0643 (EP,US); G02B26/02 (EP,US); G06K2207/1016 (EP,US)
Designated contracting statesDE,   FR,   GB [1991/43]
TitleGerman:Apparat zur Dämpfung eines Laserstrahls[1991/43]
English:An apparatus for attenuating a laser beam[1991/43]
French:Appareil atténuateur de rayon laser[1991/43]
Examination procedure31.08.1992Examination requested  [1992/44]
14.03.1994Despatch of a communication from the examining division (Time limit: M04)
02.04.1994Reply to a communication from the examining division
11.07.1994Despatch of communication of intention to grant (Approval: Yes)
03.08.1994Communication of intention to grant the patent
16.08.1994Fee for grant paid
16.08.1994Fee for publishing/printing paid
Opposition(s)09.11.1995No opposition filed within time limit [1996/05]
Fees paidRenewal fee
21.04.1993Renewal fee patent year 03
16.04.1994Renewal fee patent year 04
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Documents cited:Search[X]US4778263  (FOLTYN STEPHEN R [US]);
 [X]US4664484  (HINES STEPHEN P [US]);
 [Y]EP0296497  (EUROP COMMUNITIES [LU]);
 [Y]WO8905013  (NCR CO [US])
ExaminationUS4652732
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.