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Extract from the Register of European Patents

EP About this file: EP0602811

EP0602811 - Independently addressable semiconductor diode lasers with integral low loss passive waveguides [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.01.2001
Database last updated on 08.06.2024
Most recent event   Tooltip26.01.2001No opposition filed within time limitpublished on 14.03.2001 [2001/11]
Applicant(s)For all designated states
Xerox Corporation
Xerox Square Rochester
New York 14644 / US
[N/P]
Former [2000/13]For all designated states
XEROX CORPORATION
Xerox Square
Rochester, New York 14644 / US
Former [1994/25]For all designated states
XEROX CORPORATION
Xerox Square
Rochester New York 14644 / US
Inventor(s)01 / Paoli, Thomas L.
420 Cypress Drive
Los Altos, California 94022 / US
[1994/25]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstrasse 4
80802 München / DE
[N/P]
Former [1998/21]Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät
Maximilianstrasse 58
80538 München / DE
Former [1996/15]Reynolds, Julian David, et al
Rank Xerox Ltd Patent Department Parkway
Marlow Buckinghamshire SL7 1YL / GB
Former [1995/05]Goode, Ian Roy, et al
Rank Xerox Ltd Patent Department Parkway
Marlow Buckinghamshire SL7 1YL / GB
Former [1994/25]Goode, Ian Roy
Rank Xerox Ltd Patent Department Parkway
Marlow Buckinghamshire SL7 1YL / GB
Application number, filing date93309439.325.11.1993
[1994/25]
Priority number, dateUS1992099013514.12.1992         Original published format: US 990135
[1994/25]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0602811
Date:22.06.1994
Language:EN
[1994/25]
Type: B1 Patent specification 
No.:EP0602811
Date:29.03.2000
Language:EN
[2000/13]
Search report(s)(Supplementary) European search report - dispatched on:EP18.04.1994
ClassificationIPC:H01S3/00, H01S5/40, H01S5/02
[2000/12]
CPC:
H01S5/0264 (EP,US); H01S5/4031 (EP,US); H01S5/026 (EP,US);
H01S5/04256 (EP,US); H01S5/0601 (EP,US); H01S5/0602 (EP,US);
H01S5/2063 (EP,US); H01S5/3428 (EP,US); H01S5/4087 (EP,US) (-)
Former IPC [1994/25]H01S3/00, H01S3/25, H01S3/025
Designated contracting statesDE,   FR,   GB [1994/25]
TitleGerman:Einzeln adressierbare Halbleiterlaserdioden mit integrierten verlustarmen passiven Wellenleitern[1999/21]
English:Independently addressable semiconductor diode lasers with integral low loss passive waveguides[1994/25]
French:Lasers à semi-conducteurs individuellement adressables, avec guides d'ondes integrés à faibles pertes[1994/25]
Former [1994/25]Einzeln ansprechbare Halbleiterlaserdioden mit integrierten verlustaremen passiven Wellenleitern
Examination procedure22.12.1994Examination requested  [1995/08]
05.10.1995Despatch of a communication from the examining division (Time limit: M06)
14.06.1996Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
26.08.1996Reply to a communication from the examining division
17.03.1997Despatch of a communication from the examining division (Time limit: M06)
24.09.1997Reply to a communication from the examining division
22.04.1999Despatch of communication of intention to grant (Approval: Yes)
06.09.1999Communication of intention to grant the patent
16.12.1999Fee for grant paid
16.12.1999Fee for publishing/printing paid
Opposition(s)30.12.2000No opposition filed within time limit [2001/11]
Request for further processing for:26.08.1996Request for further processing filed
26.08.1996Full payment received (date of receipt of payment)
Request granted
12.09.1996Decision despatched
Fees paidRenewal fee
30.11.1995Renewal fee patent year 03
02.12.1996Renewal fee patent year 04
01.12.1997Renewal fee patent year 05
30.11.1998Renewal fee patent year 06
30.11.1999Renewal fee patent year 07
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Documents cited:Search[XY]EP0083980  (XEROX CORP [US]) [X] 1,2 * page 3, line 18 - page 4, line 11; figures 16-19 * [Y] 3-10;
 [DYA]US4802182  (THORNTON ROBERT L [US], et al) [DY] 7-10 * the whole document * [DA] 1-6;
 [Y]JPS63124591  ;
 [A]EP0254568  (MITSUBISHI ELECTRIC CORP [JP]) [A] 1,7,8 * figures 15,22,24,25 *;
 [A]JPS61152088  ;
 [A]JPS62232987
 [XA]  - P.D. DAPKUS ET AL, "Advanced epitaxial techniques for optoelectronic devices", OPTICAL FIBER COMMUNICATION CONFERENCE, 1990 TECHNICAL DIGEST SERIES, VOL 1, 22-26 JANUARY 1990, SAN FRANCISCO CALIFORNIA, PAPER WB3 [X] 1,2 * the whole document * [A] 3-10
 [Y]  - PATENT ABSTRACTS OF JAPAN, (19881007), vol. 12, no. 375, Database accession no. (E - 666), & JP63124591 A 00000000 (HITACHI LTD) [Y] 3-6 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19861127), vol. 10, no. 352, Database accession no. (E - 458), & JP61152088 A 00000000 (CANON INC) [A] 1,3-6,10 * abstract *
 [A]  - PATENT ABSTRACTS OF JAPAN, (19880402), vol. 12, no. 101, Database accession no. (E - 595), & JP62232987 A 00000000 (FUJITSU LTD) [A] 1,10 * abstract *
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.