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Extract from the Register of European Patents

EP About this file: EP0464898

EP0464898 - An optical data processing device [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.07.1998
Database last updated on 13.07.2024
Most recent event   Tooltip10.07.1998No opposition filed within time limitpublished on 26.08.1998 [1998/35]
Applicant(s)For:GB 
PHILIPS ELECTRONICS UK LIMITED
420-430 London Road
Croydon CR9 3QR / GB
For:DE  FR 
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[N/P]
Former [1992/02]For:GB 
PHILIPS ELECTRONICS UK LIMITED
420-430 London Road
Croydon CR9 3QR / GB
For:DE  FR 
Philips Electronics N.V.
Groenewoudseweg 1
NL-5621 BA Eindhoven / NL
Inventor(s)01 / Shannon, John Martin
c/o Philips Research Laboratories
Redhill, Surrey RH1 5HA / GB
[1992/02]
Representative(s)Stevens, Brian Thomas, et al
Philips Electronics UK Limited Patents and Trade Marks Department Cross Oak Lane
Redhill, Surrey RH1 5HA / GB
[1995/10]
Former [1992/02]Clark, Jane Anne
Philips Electronics UK Limited Patents and Trade Marks Department Cross Oak Lane
Redhill, Surrey RH1 5HA / GB
Application number, filing date91201558.319.06.1991
[1992/02]
Priority number, dateGB1990001450429.06.1990         Original published format: GB 9014504
[1992/02]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0464898
Date:08.01.1992
Language:EN
[1992/02]
Type: A3 Search report 
No.:EP0464898
Date:03.03.1993
Language:EN
[1993/09]
Type: B1 Patent specification 
No.:EP0464898
Date:03.09.1997
Language:EN
[1997/36]
Search report(s)(Supplementary) European search report - dispatched on:EP12.01.1993
ClassificationIPC:G06E1/02, G06E3/00
[1993/09]
CPC:
G02F3/00 (EP,US); G06E1/02 (EP,US); G02F1/1347 (EP,US);
G02F1/1362 (EP,US)
Former IPC [1992/02]G06E1/02
Designated contracting statesDE,   FR,   GB [1992/02]
TitleGerman:Optisches Datenverarbeitungsgerät[1992/02]
English:An optical data processing device[1992/02]
French:Dispositif optique de traitement de données[1992/02]
Examination procedure20.08.1993Examination requested  [1993/42]
18.01.1996Despatch of a communication from the examining division (Time limit: M04)
19.04.1996Reply to a communication from the examining division
08.11.1996Despatch of communication of intention to grant (Approval: Yes)
27.02.1997Communication of intention to grant the patent
09.06.1997Fee for grant paid
09.06.1997Fee for publishing/printing paid
Opposition(s)04.06.1998No opposition filed within time limit [1998/35]
Fees paidRenewal fee
28.06.1993Renewal fee patent year 03
28.06.1994Renewal fee patent year 04
30.06.1995Renewal fee patent year 05
01.07.1996Renewal fee patent year 06
30.06.1997Renewal fee patent year 07
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Documents cited:Search[Y]WO8605607  (HUGHES AIRCRAFT CO [US]);
 [Y]EP0109832  (TOSHIBA KK [JP])
 [A]  - ICASSP 88, New York, pp812-815, XP92957; Wang et al: 'Pyramid Transform Coding Using Vector Quantization'
 [A]  - OPTICAL ENGINEERING vol. 22, no. 5, October 1983, BELLINGHAM US pages SR-146 - SR-153 STERMER ET AL 'Optical Data Processing for Aerospace Applications'
 [A]  - MASASHI HASHIMOTO, KEN-ICHI KITAYAMA, NAOHISA MUKOHZAKA., "PROGRAMMABLE OPTICAL PARALLEL PROCESSOR BASED UPON POLARIZATION MODULATION: CASCADE OPERATIONS.", Applied Optics, Optical Society of America, WASHINGTON, DC; US, WASHINGTON, DC; US, (19891015), vol. 28., no. 20., ISSN 0003-6935, pages 4305 - 4312., XP000071267
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.