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EP1481451
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EP About this file: EP1481451
| EP1481451 - A LASER DIODE WITH AN AMPLIFICATION SECTION THAT HAS A VARYING INDEX OF REFRACTION [Right-click to bookmark this link] | Status | The application has been refused Status updated on 10.04.2009 Database last updated on 03.09.2024 | Most recent event Tooltip | 10.04.2009 | Refusal of application | published on 13.05.2009 [2009/20] | Applicant(s) | For all designated states Quintessence Photonics Corporation 15632 Roxford Street Sylmar, CA 91342-1265 / US | [2004/49] | Inventor(s) | 01 /
UNGAR, Jeffrey, E. 5506 Bluebell Avenue Valley Village, CA 91607 / US | [2004/49] | Representative(s) | Wombwell, Francis Forresters 15, Hamilton Square Birkenhead Merseyside CH41 6BR / GB | [N/P] |
| Former [2004/49] | Wombwell, Francis Potts, Kerr & Co. 15, Hamilton Square Birkenhead Merseyside CH41 6BR / GB | Application number, filing date | 03717938.9 | 04.03.2003 | [2004/49] | WO2003US06875 | Priority number, date | US20020361750P | 04.03.2002 Original published format: US 361750 P | US20030379027 | 03.03.2003 Original published format: US 379027 | [2004/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | WO03077387 | Date: | 18.09.2003 | Language: | EN | [2003/38] | Type: | A2 Application without search report | No.: | EP1481451 | Date: | 01.12.2004 | Language: | EN | The application published by WIPO in one of the EPO official languages on 18.09.2003 takes the place of the publication of the European patent application. | [2004/49] | Search report(s) | International search report - published on: | US | 29.01.2004 | (Supplementary) European search report - dispatched on: | EP | 24.08.2005 | Classification | IPC: | H01S5/00 | [2004/49] | CPC: |
H01S5/04254 (EP,US);
H01S5/10 (KR);
H01S2301/18 (EP);
H01S5/0612 (EP,US);
H01S5/1053 (EP,US);
H01S5/106 (EP,US);
H01S5/204 (EP,US)
(-)
| Designated contracting states | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE, SI, TR [2004/49] | Extension states | AL | Not yet paid | LT | Not yet paid | LV | Not yet paid | MK | Not yet paid | Title | German: | LASERDIODE MIT EINEM VERSTÄRKUNGSTEIL, DER EINEN VARIIERENDEN BRECHUNGSINDEX AUFWEIST | [2004/49] | English: | A LASER DIODE WITH AN AMPLIFICATION SECTION THAT HAS A VARYING INDEX OF REFRACTION | [2004/49] | French: | DIODE LASER COMPRENANT UNE PARTIE D'AMPLIFICATION QUI PRESENTE UN INDICE DE REFRACTION VARIABLE | [2004/49] | Entry into regional phase | 22.09.2004 | National basic fee paid | 22.09.2004 | Search fee paid | 22.09.2004 | Designation fee(s) paid | 22.09.2004 | Examination fee paid | Examination procedure | 30.09.2003 | Request for preliminary examination filed International Preliminary Examining Authority: US | 22.09.2004 | Examination requested [2004/49] | 22.11.2005 | Despatch of a communication from the examining division (Time limit: M04) | 24.03.2006 | Reply to a communication from the examining division | 05.04.2006 | Despatch of a communication from the examining division (Time limit: M06) | 12.10.2006 | Reply to a communication from the examining division | 11.04.2007 | Despatch of a communication from the examining division (Time limit: M06) | 12.10.2007 | Reply to a communication from the examining division | 05.12.2008 | Cancellation of oral proceeding that was planned for 10.12.2008 | 05.12.2008 | Minutes of oral proceedings despatched | 10.12.2008 | Date of oral proceedings | 10.12.2008 | Date of oral proceedings (cancelled) | 23.12.2008 | Despatch of communication that the application is refused, reason: substantive examination [2009/20] | 02.01.2009 | Application refused, date of legal effect [2009/20] | Fees paid | Renewal fee | 18.03.2005 | Renewal fee patent year 03 | 24.03.2006 | Renewal fee patent year 04 | 29.03.2007 | Renewal fee patent year 05 | 11.02.2008 | Renewal fee patent year 06 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]JPS6396988 ; | [X]US4249142 (BURNHAM ROBERT D, et al) [X] 1,2,7,8,16 * column 2, lines 39-65 * * column 3, lines 33-43 * * column 4, lines 15-31 * * column 4, line 58 - column 5, line 12; figures 1-3 *; | [X]US4433417 (BURNHAM ROBERT D [US], et al) [X] 1,2,7,8,15 * column 1, lines 5-11 * * column 1, lines 45-59 * * column 6, lines 20-40 * * column 9, line 55 - column 10, line 19; figures 5a,5B; claim 1 *; | [X]US4965806 (ASHBY CAROL I H [US], et al) [X] 1,2,4,7,9,11,12,15-17 * column 1, lines 55-65 * * column 3, line 58 - column 4, line 25; figure 3b *; | [XA]DE19717545 (DEUTSCHE TELEKOM AG [DE]) [X] 1,3,4,7,9,11,12,15,16 * column 1, lines 42-44 * * column 2, line 66 - column 4, line 68; figures 1-3,8,10,16 * [A] 13,14; | [X]WO9966614 (UNIV CORK [IE], et al) [X] 1,2,7,8,15,17 * page 1, lines 4-8 * * page 8, line 16 - page 9, line 27 * * page 10, lines 11-24 * * page 12, line 11 - page 13, line 20 * * page 14, line 33 - page 15, line 4; figures 1,2,5-10 *; | [X] - MCINERNEY J ET AL, "High brightness semiconductor lasers with reduced filamentation", LEOS '99. IEEE LASERS AND ELECTRO-OPTICS SOCIETY 1999 12TH ANNUAL MEETING SAN FRANCISCO, CA, USA 8-11 NOV. 1999, PISCATAWAY, NJ, USA,IEEE, US, (19991108), vol. 1, ISBN 0-7803-5634-9, pages 78 - 79, XP010361308 [X] 1,7,11,15 * page 78, paragraph 3 * DOI: http://dx.doi.org/10.1109/LEOS.1999.813485 | [A] - LINDSEY C ET AL, "TAILORED-GAIN BROAD-AREA SEMICONDUCTOR LASER WITH SINGLE-LOBED DIFFRACTION-LIMITED FAR-FIELD PATTERN", ELECTRONICS LETTERS, IEE STEVENAGE, GB, (19850801), vol. 21, no. 16, ISSN 0013-5194, pages 671 - 673, XP000709787 [A] 1-17 * the whole document * | [A] - PATENT ABSTRACTS OF JAPAN, (19880909), vol. 012, no. 335, Database accession no. (E - 656), & JP63096988 A 19880427 (SONY CORP) [A] 1-17 * abstract * | International search | [Y]US5337328 (LANG ROBERT J [US], et al); | [Y]US6122299 (DEMARS SCOTT D [US], et al); | [YP]US6421363 (OSINSKI MAREK A [US], et al); | [YE]US6556611 (KHALFIN VIKTOR BORISOVICH [US], et al) |