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Extract from the Register of European Patents

EP About this file: EP0762573

EP0762573 - Tunable wavelength laser light source apparatus using compound cavity semiconductor laser [Right-click to bookmark this link]
Former [1997/11]Tunable wavelength laser light source apparatus using compound cavity such as compound cavity semiconductor laser
[2001/16]
StatusNo opposition filed within time limit
Status updated on  07.03.2003
Database last updated on 03.09.2024
Most recent event   Tooltip07.03.2003No opposition filed within time limitpublished on 23.04.2003  [2003/17]
Applicant(s)For all designated states
ANRITSU CORPORATION
5-10-27, Minamiazabu Minato-ku
Tokyo / JP
[N/P]
Former [1997/11]For all designated states
ANRITSU CORPORATION
5-10-27, Minamiazabu
Minato-ku Tokyo / JP
Inventor(s)01 / Kinugawa, Shigeru
6-6-301, Komaba 4-chome, Meguro-ku
Tokyo / JP
02 / Mattori, Shigenori
13-11, Yabe 2-chome
Sagamihara-shi, Kanagawa-ken / JP
[1997/11]
Representative(s)Popp, Eugen, et al
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Widenmayerstrasse 47
80538 München / DE
[N/P]
Former [1997/11]Popp, Eugen, Dr., et al
MEISSNER, BOLTE & PARTNER Widenmayerstrasse 48
80538 München / DE
Application number, filing date96113575.323.08.1996
[1997/11]
Priority number, dateJP1995024081925.08.1995         Original published format: JP 24081995
[1997/11]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0762573
Date:12.03.1997
Language:EN
[1997/11]
Type: B1 Patent specification 
No.:EP0762573
Date:02.05.2002
Language:EN
[2002/18]
Search report(s)(Supplementary) European search report - dispatched on:EP17.12.1996
ClassificationIPC:H01S3/082, H01S5/10
[2001/16]
CPC:
H01S3/0826 (EP,US); H01S5/141 (EP,US); H01S5/1021 (EP,US)
Former IPC [1997/11]H01S3/082, H01S3/085
Designated contracting statesDE,   FR,   GB,   SE [1997/11]
TitleGerman:Wellenlängenabstimmbare Laserlichtquelle unter Verwendung eines Verbundresonators mit Halbleiterlaser[2001/16]
English:Tunable wavelength laser light source apparatus using compound cavity semiconductor laser[2001/16]
French:Source lumière laser à longueur d'onde accordable utilisant un laser à semi-conducteur à cavité composite[2001/16]
Former [1997/11]Wellenlängenabstimmbare Laserlichtquelle unter Verwendung eines Verbundresonators wie ein Halbleiterlaser mit Verbundresonator
Former [1997/11]Tunable wavelength laser light source apparatus using compound cavity such as compound cavity semiconductor laser
Former [1997/11]Source lumière laser à longueur d'onde accordable utilisant une cavité composite, et laser à semi-conducteur à cavité composite
Examination procedure23.08.1996Examination requested  [1997/11]
09.12.1999Despatch of a communication from the examining division (Time limit: M04)
17.04.2000Reply to a communication from the examining division
22.05.2001Despatch of communication of intention to grant (Approval: Yes)
25.09.2001Communication of intention to grant the patent
04.01.2002Fee for grant paid
04.01.2002Fee for publishing/printing paid
Opposition(s)04.02.2003No opposition filed within time limit [2003/17]
Fees paidRenewal fee
26.08.1998Renewal fee patent year 03
30.08.1999Renewal fee patent year 04
28.08.2000Renewal fee patent year 05
28.08.2001Renewal fee patent year 06
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Documents cited:Search[A]FR2306551  (LICENTIA GMBH [DE]) [A] 1-4,6,9,11 * page 5, line 32 - page 7; figures 3-5 ** page 9, line 4 - line 11 *;
 [A]GB2271463  (ANDO ELECTRIC [JP]) [A] 1,2 * the whole document *;
 [X]  - V.N.BEL'TYUGOV ET AL., "Use of combined resonators in widening the continuous tuning band of the emission frequency of gas lasers", SOVIET JOURNAL OF QUANTUM ELECTRONICS, NEW YORK, US, (198605), vol. 16, pages 610 - 612, XP002020103 [X] 1,3,5,6,8 * the whole document *

DOI:   http://dx.doi.org/10.1070/QE1986v016n05ABEH006597
 [XA]  - ATUTOV S N ET AL, "A 670 NM EXTERNAL-CAVITY SINGLE MODE DIODE LASER CONTINUOUSLY TUNABLE OVER 18 GHZ RANGE", OPTICS COMMUNICATIONS, (19940401), vol. 107, no. 1/02, pages 83 - 87, XP000429567 [X] 1,3-6,8,9 * page 84, column R, paragraph 3 - page 85, column R, paragraph 1; figures 1,2 * [A] 11

DOI:   http://dx.doi.org/10.1016/0030-4018(94)90107-4
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.