EP0649199 - High power, single-frequency tunable laser [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 09.01.1998 Database last updated on 27.07.2024 | Most recent event Tooltip | 09.01.1998 | Application deemed to be withdrawn | published on 25.02.1998 [1998/09] | Applicant(s) | For all designated states AT&T Corp. 32 Avenue of the Americas New York, NY 10013-2412 / US | [1995/16] | Inventor(s) | 01 /
Zirngibl, Martin Hunterspointe 30 Middletown, New Jersey 07734 / US | [1995/16] | Representative(s) | Watts, Christopher Malcolm Kelway, et al Lucent Technologies (UK) Ltd, 5 Mornington Road Woodford Green Essex, IG8 0TU / GB | [N/P] |
Former [1995/16] | Watts, Christopher Malcolm Kelway, Dr., et al AT&T (UK) Ltd. 5, Mornington Road Woodford Green Essex, IG8 0TU / GB | Application number, filing date | 94307278.5 | 05.10.1994 | [1995/16] | Priority number, date | US19930135836 | 13.10.1993 Original published format: US 135836 | [1995/16] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0649199 | Date: | 19.04.1995 | Language: | EN | [1995/16] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.02.1995 | Classification | IPC: | H01S3/025 | [1995/16] | CPC: |
H01S5/026 (EP,US);
H01S5/0268 (EP,KR,US);
H01S5/4062 (EP,KR,US)
| Designated contracting states | DE, FR, GB, IT, NL, SE [1995/16] | Title | German: | Monofrequenter abstimmbarer Laser mit hoher Leistung | [1995/16] | English: | High power, single-frequency tunable laser | [1995/16] | French: | Laser à fréquence unique accordable à haute puissance | [1995/16] | Examination procedure | 05.10.1995 | Examination requested [1995/48] | 01.07.1996 | Despatch of a communication from the examining division (Time limit: M06) | 24.01.1997 | Reply to a communication from the examining division | 23.06.1997 | Despatch of a communication from the examining division (Time limit: M02) | 04.09.1997 | Application deemed to be withdrawn, date of legal effect [1998/09] | 30.09.1997 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1998/09] | Request for further processing for: | 24.01.1997 | Request for further processing filed | 24.01.1997 | Full payment received (date of receipt of payment) Request granted | 07.02.1997 | Decision despatched | Fees paid | Renewal fee | 23.10.1996 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 31.10.1997 | 04   M06   Not yet paid |
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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]EP0370739 (STC PLC [GB]) [A] 1-6 * column 2, line 30 - line 50 * * column 6, line 28 - column 7, line 49; figure 5 *; | [A]US5136671 (DRAGONE CORRADO [US]) [A] 1-6 * column 2, line 38 - column 5, line 25; figure 1 *; | [PXY]EP0612125 (AT & T CORP [US]) [PXY] 1-6 * the whole document *; | [PY] - M.ZIRNGIBL ET AL., "DIGITALLY TUNABLE LASER BASED ON THE INTEGRATION OF A WAVEGUIDE GRATING ROUTER AND AN OPTICAL AMPLIFIER", CLEO 94, ANAHEIM,CA,US, (19940508), vol. 8, pages 186 - 187, XP000444347 [PY] 1-6 * the whole document * | [A] - J.B.D.SOOLE ET AL., "WAVELENGTH-SELECTABLE GRATING INTEGRATED CAVITY LASER", APPLIED PHYSICS LETTERS, NEW YORK US, (19921207), vol. 61, no. 23, doi:doi:10.1063/1.108078, pages 2750 - 2752, XP000335054 [A] 1-6 * page 2750, column L, line 17 - page 2751, column R, line 13; figure 1 * DOI: http://dx.doi.org/10.1063/1.108078 | [A] - C.DRAGONE ET AL., "EFFICIENT MULTICHANNEL INTEGRATED OPTICS STAR COUPLER ON SILICON", IEEE PHOTONICS TECHNOLOGY LETTERS, NEW-YORK,US, (198908), vol. 1, no. 8, doi:doi:10.1109/68.36055, pages 241 - 243, XP000053599 [A] 1-6 * page 1, column L, line 1 - page 1, column R, line 31; figure 1 * DOI: http://dx.doi.org/10.1109/68.36055 | [A] - U.KOREN ET AL., "1X16 PHOTONIC SWITCH OPERATING AT 1.55um WAVELENGTH BASED ON OPTICAL AMPLIFIERS AND PASSIVE OPTICAL SPLITTER", APPLIED PHYSICS LETTERS, NEW YORK US, (19921005), vol. 61, no. 14, doi:doi:10.1063/1.108464, pages 1613 - 1615, XP000307443 [A] 1-6 * page 1613, column L, line 1 - column R, line 15; figure 1 * DOI: http://dx.doi.org/10.1063/1.108464 | [A] - C.E.ZAH ET AL., "MONOLITHIC INTEGRATION OF MULTIWAVELENGTH COMPRESSIVE-STRAIND MULTIQUANTUM WELL DISTRIBUTED FEEDBACK LASER ARRAY WITH STAR COUPLER AND OPTICAL AMPLIFIER", ELECTRONICS LETTERS, STAVENAGE GB, (19921203), vol. 28, no. 25, pages 2361 - 2362 [A] 1-6 * the whole document * |