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Extract from the Register of European Patents

EP About this file: EP0430516

EP0430516 - A periodic array with a nearly ideal element pattern [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.06.1998
Database last updated on 02.11.2024
Most recent event   Tooltip26.06.1998No opposition filed within time limitpublished on 12.08.1998 [1998/33]
Applicant(s)For all designated states
AT&T Corp.
32 Avenue of the Americas
New York, NY 10013-2412 / US
[1991/23]
Inventor(s)01 / Dragone, Corrado
43 Windsor Drive
Little Silver, New Jersey 07739 / US
[1991/23]
Representative(s)Watts, Christopher Malcolm Kelway, et al
Lucent Technologies (UK) Ltd, 5 Mornington Road Woodford Green
Essex IG8 OTU / GB
[N/P]
Former [1991/23]Watts, Christopher Malcolm Kelway, Dr., et al
AT&T (UK) LTD. AT&T Intellectual Property Division 5 Mornington Road
Woodford Green Essex IG8 OTU / GB
Application number, filing date90312521.916.11.1990
[1991/23]
Priority number, dateUS1989044082524.11.1989         Original published format: US 440825
[1991/23]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0430516
Date:05.06.1991
Language:EN
[1991/23]
Type: A3 Search report 
No.:EP0430516
Date:18.12.1991
Language:EN
[1991/51]
Type: B1 Patent specification 
No.:EP0430516
Date:20.08.1997
Language:EN
[1997/34]
Search report(s)(Supplementary) European search report - dispatched on:EP28.10.1991
ClassificationIPC:H01Q21/06, H01Q25/04
[1991/23]
CPC:
H01Q25/04 (EP,US); H01P3/20 (KR); H01Q21/064 (EP,US)
Designated contracting statesDE,   GB,   IT,   NL [1991/23]
TitleGerman:Periodische Gruppe mit einem fast idealen Elementendiagramm[1991/23]
English:A periodic array with a nearly ideal element pattern[1991/23]
French:Réseau périodique avec un diagramme de rayonnement d'élément quasi-idéal[1991/23]
Examination procedure10.06.1992Examination requested  [1992/33]
22.04.1994Despatch of a communication from the examining division (Time limit: M06)
24.10.1994Reply to a communication from the examining division
24.02.1995Despatch of a communication from the examining division (Time limit: M06)
29.08.1995Reply to a communication from the examining division
06.02.1996Despatch of a communication from the examining division (Time limit: M04)
07.06.1996Reply to a communication from the examining division
18.12.1996Despatch of communication of intention to grant (Approval: Yes)
19.02.1997Communication of intention to grant the patent
23.04.1997Fee for grant paid
23.04.1997Fee for publishing/printing paid
Opposition(s)21.05.1998No opposition filed within time limit [1998/33]
Fees paidRenewal fee
16.11.1992Renewal fee patent year 03
09.11.1993Renewal fee patent year 04
16.11.1994Renewal fee patent year 05
17.11.1995Renewal fee patent year 06
18.11.1996Renewal fee patent year 07
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Documents cited:Search[A]JP60196003  ;
 [A]GB1562904  (MARCONI CO LTD);
 [A]FR2518826  (THOMSON CSF [FR])
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 10, no. 39 (E-381)(2096) 15 February 1986 & JP-A-60 196 003 ( NIPPON DENSHIN DENWA KOSHA ), & JP60196003 A 19860215
 [A]  - IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION. vol. 29, no. 6, November 1981, NEW YORK US pages 871 - 884; AMITAY AND GANS: 'Design of Rectangular Horn Arrays with Oversized Aperture Elements'
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.