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Extract from the Register of European Patents

EP About this file: EP0562938

EP0562938 - Optically addressed spatial light modulator [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  05.06.1998
Database last updated on 11.09.2024
Most recent event   Tooltip05.06.1998Application deemed to be withdrawnpublished on 22.07.1998 [1998/30]
Applicant(s)For all designated states
TOMOEGAWA PAPER CO. LTD.
5-15 Kyobashi 1-chome Chuo-ku
Tokyo 104 / JP
For all designated states
NIPPON HOSO KYOKAI
2-1, 2-chome, Jinnan, Shibuya-ku
Tokyo / JP
[N/P]
Former [1993/39]For all designated states
TOMOEGAWA PAPER CO. LTD.
5-15 Kyobashi 1-chome
Chuo-ku, Tokyo 104 / JP
For all designated states
NIPPON HOSO KYOKAI
2-1, 2-chome, Jinnan, Shibuya-ku
Tokyo / JP
Inventor(s)01 / Fujikake, Hidea, c/o Nippon Hoso Kyokai
Science & Techn. Res. Lab., 10-11, Kinuta 1-chome
Setagaya-ku, Tokyo / JP
02 / Takizawa, Kuniharu, c/o Nippon Hoso Kyokai
Science & Techn. Res. Lab., 10-11, Kinuta 1-chome
Setagaya-ku, Tokyo / JP
03 / Hirose, Juichi, c/o Tomoegawa Paper Co., Ltd.
Techn. Res. Lab., 3-1, Mochimunetomoe-cho
Shizuoka-shi, Shizuoka-ken / JP
04 / Kobayashi, Tatsushi, c/o Tomoegawa Paper Co., Ltd.
Techn. Res. Lab., 3-1, Mochimunetomoe-cho
Shizuoka-shi, Shizuoka-ken / JP
[1994/03]
Former [1993/39]01 / Fujikake, Hidea, c/o Nippon Hoso Kyokai
Science & Techn. Res. Lab., 10-11, Kinuta 1-chome
Setagaya-ku, Tokyo / JP
02 / Takizawa, Kuniharu, c/o Nippon Hoso Kyokai
Science & Techn. Res. Lab., 10-11, Kinuta 1-chome
Setagaya-ku, Tokyo / JP
03 / Hirose, Juichi, c/o Tomoegawa Paper Co., Ltd.
Techn. Res. Lab., 3-1, Mochimunetomoe-chu
Shizuoka-shi, Shizuoka-ken / JP
04 / Kobayashi, Tatsushi, c/o Tomoegawa Paper Co., Ltd.
Techn. Res. Lab., 3-1, Mochimunetomoe-chu
Shizuoka-shi, Shizuoka-ken / JP
Representative(s)Fort, Jacques
CABINET PLASSERAUD 84, rue d'Amsterdam
75009 Paris / FR
[N/P]
Former [1993/39]Fort, Jacques
CABINET PLASSERAUD 84, rue d'Amsterdam
F-75009 Paris / FR
Application number, filing date93400730.322.03.1993
[1993/39]
Priority number, dateJP1992009734825.03.1992         Original published format: JP 9734892
JP1992009744625.03.1992         Original published format: JP 9744692
[1993/39]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0562938
Date:29.09.1993
Language:EN
[1993/39]
Search report(s)(Supplementary) European search report - dispatched on:EP04.08.1993
ClassificationIPC:G02F1/135
[1993/39]
CPC:
G02F1/1354 (EP,US)
Designated contracting statesDE,   FR,   GB [1993/39]
TitleGerman:Optisch adressierbarer räumlicher Lichtmodulator[1993/39]
English:Optically addressed spatial light modulator[1993/39]
French:Modulateur spatial de lumière adressé optiquement[1993/39]
Examination procedure25.09.1993Examination requested  [1993/46]
15.09.1995Despatch of a communication from the examining division (Time limit: M06)
07.03.1996Reply to a communication from the examining division
13.12.1996Despatch of a communication from the examining division (Time limit: M06)
23.06.1997Reply to a communication from the examining division
15.07.1997Despatch of a communication from the examining division (Time limit: M06)
27.01.1998Application deemed to be withdrawn, date of legal effect  [1998/30]
25.02.1998Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1998/30]
Fees paidRenewal fee
07.02.1995Renewal fee patent year 03
09.02.1996Renewal fee patent year 04
12.02.1997Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
31.03.199806   M06   Not yet paid
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Documents cited:Search[Y]JP59128520  ;
 [Y]US3932025  (LAKATOS ANDRAS I, et al);
 [A]US4592984  (NISHIGAKI YUJI [JP]);
 [Y]EP0449117  (MATSUSHITA ELECTRIC IND CO LTD [JP]);
 [Y]EP0455541  (THOMSON CSF [FR]);
 [A]US3795517  (SUTTON R)
 [Y]  - PATENT ABSTRACTS OF JAPAN vol. 8, no. 257 (P-316)(1694) 24 November 1984 & JP-A-59 128 520 ( RICOH ), & JP59128520 A 19841124
 [Y]  - SOVIET TECHNICAL PHYSICS LETTERS vol. 14, no. 1, January 1988, NEW YORK US pages 56 - 58 O.A.AFONIN 'OPTICALLY CONTROLLABLE TRANSPARENCIES BASED ...'
 [A]  - SOVIET PHYSICS TECHNICAL PHYSICS vol. 32, no. 4, April 1987, NEW YORK US pages 442 - 445 A.M.IVANOV 'HOLOGRAHIC CHARACTERISTICS OF A TWIST-EFFECT LC LIGHT MODULATOR...' PAGE 442 LEFT-HAND COLUMN
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.