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Extract from the Register of European Patents

EP About this file: EP0369384

EP0369384 - Laser module with a built-in optical isolator, and method of adjusting the angular position of the optical isolator [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.03.1995
Database last updated on 02.11.2024
Most recent event   Tooltip02.03.1995No opposition filed within time limitpublished on 19.04.1995 [1995/16]
Applicant(s)For all designated states
FUJITSU LIMITED
1015, Kamikodanaka, Nakahara-ku Kawasaki-shi
Kanagawa 211 / JP
[N/P]
Former [1990/21]For all designated states
FUJITSU LIMITED
1015, Kamikodanaka, Nakahara-ku
Kawasaki-shi, Kanagawa 211 / JP
Inventor(s)01 / Isono, Hideki
312-A-106, Minesawa-cho Hodogaya-ku
Yokohama-shi Kanagawa 240 / JP
[1990/21]
Representative(s)Lehn, Werner, et al
Hoffmann Eitle, Patent- und Rechtsanwälte, Postfach 81 04 20
81904 München / DE
[N/P]
Former [1990/21]Lehn, Werner, Dipl.-Ing., et al
Hoffmann, Eitle & Partner, Patentanwälte, Postfach 81 04 20
D-81904 München / DE
Application number, filing date89121032.013.11.1989
[1990/21]
Priority number, dateJP1988029004518.11.1988         Original published format: JP 29004588
[1990/21]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0369384
Date:23.05.1990
Language:EN
[1990/21]
Type: A3 Search report 
No.:EP0369384
Date:03.07.1991
Language:EN
[1991/27]
Type: B1 Patent specification 
No.:EP0369384
Date:27.04.1994
Language:EN
[1994/17]
Search report(s)(Supplementary) European search report - dispatched on:EP14.05.1991
ClassificationIPC:G02B6/42, G02F1/09
[1991/29]
CPC:
G02B6/4208 (EP,US)
Former IPC [1990/21]G02B6/42
Designated contracting statesDE,   FR,   GB [1990/21]
TitleGerman:Lasermodul mit eingebautem optischem Isolator und Verfahren zum Einstellen der Winkelposition des optischen Isolators[1990/21]
English:Laser module with a built-in optical isolator, and method of adjusting the angular position of the optical isolator[1990/21]
French:Module laser avec isolateur optique incorporé, et procédé pour ajuster la position angulaire de l'isolateur optique[1990/21]
Examination procedure22.08.1991Examination requested  [1991/42]
21.10.1992Despatch of a communication from the examining division (Time limit: M06)
23.04.1993Reply to a communication from the examining division
28.06.1993Despatch of communication of intention to grant (Approval: Yes)
25.10.1993Communication of intention to grant the patent
11.01.1994Fee for grant paid
11.01.1994Fee for publishing/printing paid
Opposition(s)28.01.1995No opposition filed within time limit [1995/16]
Fees paidRenewal fee
28.11.1991Renewal fee patent year 03
30.11.1992Renewal fee patent year 04
30.11.1993Renewal fee patent year 05
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Documents cited:Search[Y]JP62052510  ;
 [Y]JP62073227
 [Y]  - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 243 (P-603)[2690], 8th August 1987; & JP-A-62 052 510 (FUJITSU LTD) 07-03-1987, & JP62052510 A 00000000
 [Y]  - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 274 (P-612)[2721], 5th September 1987; & JP-A-62 073 227 (FUJITSU LTD) 03-04-1987, & JP62073227 A 00000000
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.