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Extract from the Register of European Patents

EP About this file: EP0704720

EP0704720 - Methods and systems for designing beam array generators [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  19.03.1999
Database last updated on 24.08.2024
Most recent event   Tooltip19.03.1999Application deemed to be withdrawnpublished on 06.05.1999 [1999/18]
Applicant(s)For all designated states
AT&T Corp.
32 Avenue of the Americas
New York, NY 10013-2412 / US
[1996/14]
Inventor(s)01 / Morrison, Rick Lee
1417 Sunnybrook Drive
Naperville, Illinois 60450 / US
[1996/14]
Representative(s)Buckley, Christopher Simon Thirsk, et al
Lucent Technologies (UK) Ltd, 5 Mornington Road Woodford Green
Essex IG8 0TU / GB
[N/P]
Former [1996/14]Buckley, Christopher Simon Thirsk, et al
AT&T (UK) LTD., AT&T Intellectual Property Division, 5 Mornington Road
Woodford Green, Essex IG8 0TU / GB
Application number, filing date95306615.620.09.1995
[1996/14]
Priority number, dateUS1994031285827.09.1994         Original published format: US 312858
[1996/14]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0704720
Date:03.04.1996
Language:EN
[1996/14]
Type: A3 Search report 
No.:EP0704720
Date:29.12.1997
[1997/52]
Search report(s)(Supplementary) European search report - dispatched on:EP05.11.1997
ClassificationIPC:G02B5/18, G02B27/44
[1997/51]
CPC:
G02B5/1842 (EP,US)
Former IPC [1996/14]G02B5/18
Designated contracting statesDE,   FR,   GB,   IT [1996/14]
TitleGerman:Methoden und Systeme zum Entwerfen von Erzeugern einer Strahlverteilung[1996/14]
English:Methods and systems for designing beam array generators[1996/14]
French:Méthodes et systèmes pour concevoir des générateurs de configuration de faisceaux[1996/14]
Examination procedure30.06.1998Application deemed to be withdrawn, date of legal effect  [1999/18]
04.12.1998Despatch of communication that the application is deemed to be withdrawn, reason: examination fee not paid in time  [1999/18]
Fees paidRenewal fee
18.09.1997Renewal fee patent year 03
Penalty fee
Penalty fee Rule 85b EPC 1973
21.09.1998M01   Not yet paid
Additional fee for renewal fee
30.09.199804   M06   Not yet paid
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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]US5113286  (MORRISON RICK L [US]) [A] 1,9,20,30 * abstract * * column 1, line 11 - column 4, line 60 *;
 [A]  - V. ARRIZON, "ARRAY ILLUMINATOR WITH AN ARRANGEMENT OF BINARY PHASE GRATINGS", OPTICS LETTERS., WASHINGTON US, (199308), vol. 18, no. 15, pages 1205 - 1207, XP000382931 [A] 1,9,20,30 * the whole document *
 [A]  - D.V. TIGIN ET AL., "SPATIAL PHASE CODING FOR INCOHERENT OPTICAL PROCESSORS", OPTICS AND LASER TECHNOLOGY, HAYWARDS HEATH GB, (199408), vol. 26, no. 4, pages 313 - 317, XP000468594 [A] 1,9,20,30 * the whole document *

DOI:   http://dx.doi.org/10.1016/0030-3992(94)90117-1
 [A]  - P. SZWAYKOWSKI ET AL., "TALBOT ARRAY ILLUMINATOR WITH MULTILEVEL PHASE GRATINGS", APPLIED OPTICS., NEW YORK US, (19930301), vol. 32, no. 7, pages 1109 - 1114, XP000345957 [A] 1,9,20,30 * the whole document *
 [AD]  - R.L. MORRISON ET AL., "BEAM ARRAY GENERATION AND HOLOGRAPHIC INTERCONNECTIONS IN A FREE-SPACE OPTICAL SWITCHING NETWORK", APPLIED OPTICS., NEW YORK US, (19930510), vol. 32, no. 14, pages 2512 - 2518, XP000367248 [AD] 1,9,20,30 * the whole document *

DOI:   http://dx.doi.org/10.1364/AO.32.002512
 [AD]  - R.L. MORRISON, "SYMMETRIES THAT SIMPLIFY THE DESIGN OF SPOT ARRAY PHASE GRATINGS", JOURNAL OF THE OPTICAL SOCIETY OF AMERICA., NEW YORK US, (199203), vol. 9, no. 3, pages 464 - 471, XP002044176 [AD] 1,9,20,30 * the whole document *
 [AD]  - M.R. FELDMAN ET AL., "ITERATIVE ENCODING OF HIGH-EFFICIENCY HOLOGRAMS FOR GENERATION OF SPOT ARRAYS", OPTICS LETTERS., WASHINGTON US, (19890515), vol. 14, no. 10, pages 479 - 481, XP002044177 [AD] 1,9,20,30 * the whole document *

DOI:   http://dx.doi.org/10.1364/OL.14.000479
by applicant   - R.L. MORRISON, S.L. WALKER AND T.J. CLOONAN, "Beam Array Generation and Holographic Interconnections in a Free-Space Optical Switching Network", APPLIED OPTICS, (1993), vol. 32, no. 14, doi:doi:10.1364/AO.32.002512, pages 2512 - 2518, XP000367248

DOI:   http://dx.doi.org/10.1364/AO.32.002512
    - M.R. FELDMAN, C.C. GUEST, "Interactive Encoding of High-efficiency Holograms for Generation of Spot Arrays", OPTIC LETTERS, (198905), vol. 14, no. 10, pages 479 - 481
    - J.W. GOODMAN, Introduction to Fourier Optics, (1968), pages 30 - 76
 US19940312859
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.