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Extract from the Register of European Patents

EP About this file: EP0934551

EP0934551 - LASER DEVICE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.06.2003
Database last updated on 03.10.2024
Most recent event   Tooltip28.06.2003No opposition filed within time limitpublished on 13.08.2003  [2003/33]
Applicant(s)For all designated states
QinetiQ Limited
85 Buckingham Gate
London, SW1 6TD / GB
[N/P]
Former [2001/38]For all designated states
QinetiQ Limited
85 Buckingham Gate
London, SW1 6TD / GB
Former [1999/32]For all designated states
The Secretary of State for Defence in Her Britannic Majesty's Government of The United Kingdom of Great Britain and Northern I
reland, Whitehall
London SW1A 2HB / GB
Inventor(s)01 / DAWBER, William
Dera Portsdown West Portsdown Hill Road
Fareham Hampshire PO17 6AD / GB
02 / WANG, Jian
National Physical Laboratory, Queens Road
Teddington, Middlesex TW11 OLW / GB
03 / DUNN, Malcolm, Harry
University of St Andrews North Haugh
St Andrews Fife KY16 9SS / GB
04 / RAE, Cameron, Francis
University of St Andrews North Haugh
St Andrews Fife KY16 9SS / GB
[1999/32]
Representative(s)(deleted)
[2001/38]
Former [1999/32]Bowdery, Anthony Oliver, et al
D/IPD DERA Formalities A4 Building Ively Road
Farnborough, Hants. GU14 OLX / GB
Application number, filing date97929383.426.06.1997
[1999/32]
WO1997GB01747
Priority number, dateGB1996001583013.07.1996         Original published format: GB 9615830
[1999/32]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9802777
Date:22.01.1998
Language:EN
[1998/03]
Type: A1 Application with search report 
No.:EP0934551
Date:11.08.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 22.01.1998 takes the place of the publication of the European patent application.
[1999/32]
Type: B1 Patent specification 
No.:EP0934551
Date:21.08.2002
Language:EN
[2002/34]
Search report(s)International search report - published on:EP22.01.1998
ClassificationIPC:G02F1/39, G01N21/47
[1999/32]
CPC:
G02F1/39 (EP,US); G01N21/4795 (EP,US)
Designated contracting statesDE,   FR,   GB [2001/51]
Former [1999/32]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  NL,  PT,  SE 
TitleGerman:LASERVORRICHTUNG[1999/32]
English:LASER DEVICE[1999/32]
French:DISPOSITIF LASER[1999/32]
Entry into regional phase19.12.1998National basic fee paid 
19.12.1998Designation fee(s) paid 
19.12.1998Examination fee paid 
Examination procedure01.12.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
19.12.1998Examination requested  [1999/32]
20.12.1999Despatch of a communication from the examining division (Time limit: M04)
17.04.2000Reply to a communication from the examining division
21.09.2001Despatch of communication of intention to grant (Approval: Yes)
06.11.2001Communication of intention to grant the patent
12.01.2002Fee for grant paid
12.01.2002Fee for publishing/printing paid
Opposition(s)22.05.2003No opposition filed within time limit [2003/33]
Fees paidRenewal fee
25.05.1999Renewal fee patent year 03
22.05.2000Renewal fee patent year 04
17.05.2001Renewal fee patent year 05
21.05.2002Renewal fee patent year 06
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Cited inInternational search[Y]JPH08128949  ;
 [XY]EP0604303  (THOMSON CSF [FR]) [X] 1-9 * column 2, line 51 - column 3, line 41; figure 4 * [Y] 10,11;
 [Y]US5465147  (SWANSON ERIC A [US]) [Y] 10 * abstract * * column 8, line 7 - line 19 *;
 [Y]  - PATENT ABSTRACTS OF JAPAN, (19960930), vol. 096, no. 009, & JP08128949 A 19960521 (ISHIKAWAJIMA HARIMA HEAVY IND CO LTD;ISHIKAWAJIMA SHIBAURA MACH CO LTD) [Y] 11 * abstract *
 [PX]  - WANG J ET AL, "Polychromatic optical parametric generation by simultaneous phase matching over a large spectral bandwidth", OPTICS LETTERS, 1 JUNE 1997, OPT. SOC. AMERICA, USA, ISSN 0146-9592, vol. 22, no. 11, pages 763 - 765, XP002043138 [PX] 1-11 * the whole document *

DOI:   http://dx.doi.org/10.1364/OL.22.000763
 [A]  - TRAPANI DI P ET AL, "EFFICIENT CONVERSION OF FEMTOSECOND BLUE PULSES BY TRAVELLING-WAVE PARAMETRIC GENERATION IN NON-COLLINEA PHASE MATCHING", OPTICS COMMUNICATIONS, (19950901), vol. 119, no. 3/04, pages 327 - 332, XP000518530 [A] 1,3-9 * paragraphs [0002] - [0003] *

DOI:   http://dx.doi.org/10.1016/0030-4018(95)00349-D
 [A]  - AGNESI A ET AL, "beta -Barium borate and lithium triborate picosecond parametric oscillators pumped by a frequency-tripled passive negative-feedback mode-locked Nd:YAG laser", JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B (OPTICAL PHYSICS), NOV. 1993, USA, ISSN 0740-3224, vol. 10, no. 11, pages 2211 - 2217, XP002043139 [A] 1,2 * abstract *
 [A]  - KRYLOV V ET AL, "Noncollinear parametric generation in LiIO/sub 3/ and beta -barium borate by frequency-doubled femtosecond Ti:sapphire laser pulses", OPTICS LETTERS, 15 JAN. 1995, USA, ISSN 0146-9592, vol. 20, no. 2, pages 151 - 153, XP002043140 [A] 1 * page 153 *

DOI:   http://dx.doi.org/10.1364/OL.20.000151
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