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Extract from the Register of European Patents

EP About this file: EP0357396

EP0357396 - Microlens arrays and methods of producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.11.1995
Database last updated on 26.04.2025
Most recent event   Tooltip11.11.1995No opposition filed within time limitpublished on 03.01.1996 [1996/01]
Applicant(s)For all designated states
Sharp Kabushiki Kaisha
22-22 Nagaike-cho
Abeno-ku
Osaka-shi
Osaka-fu 545-0013 / JP
[N/P]
Former [1990/10]For all designated states
SHARP KABUSHIKI KAISHA
22-22 Nagaike-cho Abeno-ku
Osaka 545 / JP
Inventor(s)01 / Hamada, Hiroshi
7-177, Aoyama
Nara-shi Nara-ken / JP
[1990/10]
Representative(s)Muir, Ian Robertson, et al
Haseltine Lake Lincoln House 300 High Holborn
London WC1V 7JH / GB
[N/P]
Former [1990/10]Muir, Ian R., et al
HASELTINE LAKE & CO. Hazlitt House 28 Southampton Buildings Chancery Lane
London WC2A 1AT / GB
Application number, filing date89308763.530.08.1989
[1990/10]
Priority number, dateJP1988021818730.08.1988         Original published format: JP 21818788
[1990/10]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0357396
Date:07.03.1990
Language:EN
[1990/10]
Type: A3 Search report 
No.:EP0357396
Date:18.09.1991
Language:EN
[1991/38]
Type: B1 Patent specification 
No.:EP0357396
Date:11.01.1995
Language:EN
[1995/02]
Search report(s)(Supplementary) European search report - dispatched on:EP30.07.1991
ClassificationIPC:G02B3/00, G03F7/00
[1990/10]
CPC:
G02B27/46 (EP,US); B29C35/0894 (EP,US); B29C41/20 (EP,US);
B29C43/021 (EP,US); B29C70/78 (EP,US); B29D11/00278 (EP,US);
B29D11/00855 (EP,US); G02B3/0012 (EP,US); G02B6/1221 (EP,US);
G03F7/0005 (EP,US); B29C2035/0827 (EP,US); B29L2011/00 (EP,US);
B29L2011/0016 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1990/10]
TitleGerman:Matrixanordnung von Mikrolinsen und Herstellungsverfahren[1990/10]
English:Microlens arrays and methods of producing the same[1990/10]
French:Réseau de microlentilles et méthode de fabrication[1990/10]
Examination procedure15.09.1989Examination requested  [1990/10]
15.09.1993Despatch of a communication from the examining division (Time limit: M06)
23.03.1994Reply to a communication from the examining division
15.04.1994Despatch of communication of intention to grant (Approval: Yes)
15.07.1994Communication of intention to grant the patent
10.10.1994Fee for grant paid
10.10.1994Fee for publishing/printing paid
Opposition(s)12.10.1995No opposition filed within time limit [1996/01]
Fees paidRenewal fee
21.08.1991Renewal fee patent year 03
19.08.1992Renewal fee patent year 04
23.08.1993Renewal fee patent year 05
23.08.1994Renewal fee patent year 06
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Documents cited:Search[Y]US3879110  (FURUKAWA MOTOAKI)
 [Y]  - CONFERENCE ON LASERS AND ELECTRO OPTICS, Anaheim, CA, 25th - 29th April 1988, page WJ5, Optical Society of America, Washington, US; T. SUZUKI et al.: "Fabrication of a high-packing-density microlens array by photopolymerization"
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.