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EP0463799
European procedure
Extract from the Register of European Patents
EP About this file: EP0463799
| EP0463799 - Dynamic signal modification for achieving interference reduction in concurrently transmitted signals [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 08.11.1996 Database last updated on 03.06.2024 | Most recent event Tooltip | 08.11.1996 | No opposition filed within time limit | published on 27.12.1996 [1996/52] | Applicant(s) | For all designated states AT&T Corp. 32 Avenue of the Americas New York, NY 10013-2412 / US | [1992/01] | Inventor(s) | 01 /
Gans, M. J. 39 River Ave Monmouth Beach, New Jersey 07750 / US | 02 /
Netravali, Arun Narayan 10 Byron Court Westfield, New Jersey 07090 / US | [1992/01] | Representative(s) | Buckley, Christopher Simon Thirsk, et al Lucent Technologies (UK) Ltd, 5 Mornington Road Woodford Green Essex IG8 0TU / GB | [N/P] |
| Former [1994/08] | Buckley, Christopher Simon Thirsk, et al AT&T (UK) LTD., AT&T Intellectual Property Division, 5 Mornington Road Woodford Green, Essex IG8 0TU / GB | ||
| Former [1992/01] | Buckley, Christopher Simon Thirsk AT&T (UK) LTD. 5 Mornington Road Woodford Green Essex IG8 0TU / GB | Application number, filing date | 91305571.1 | 19.06.1991 | [1992/01] | Priority number, date | US19900543617 | 22.06.1990 Original published format: US 543617 | [1992/01] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0463799 | Date: | 02.01.1992 | Language: | EN | [1992/01] | Type: | A3 Search report | No.: | EP0463799 | Date: | 29.04.1992 | Language: | EN | [1992/18] | Type: | B1 Patent specification | No.: | EP0463799 | Date: | 03.01.1996 | Language: | EN | [1996/01] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.03.1992 | Classification | IPC: | H04N7/08, H04N7/00 | [1992/18] | CPC: |
H04N7/015 (EP,US)
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| Former IPC [1992/01] | H04N7/00 | Designated contracting states | DE, FR, GB, IT [1992/01] | Title | German: | Dynamische Modifizierung eines Signals zur Erhaltung einer Reduzierung von Interferenzen in gleichzeitig übertragenen Signalen | [1992/01] | English: | Dynamic signal modification for achieving interference reduction in concurrently transmitted signals | [1992/01] | French: | Modification dynamique de signal pour l'obtention d'une réduction d'interférence dans des signaux transmis simultanément | [1992/01] | Examination procedure | 15.10.1992 | Examination requested [1992/52] | 02.09.1994 | Despatch of a communication from the examining division (Time limit: M04) | 20.12.1994 | Reply to a communication from the examining division | 25.04.1995 | Despatch of communication of intention to grant (Approval: No) | 29.06.1995 | Despatch of communication of intention to grant (Approval: later approval) | 07.07.1995 | Communication of intention to grant the patent | 08.09.1995 | Fee for grant paid | 08.09.1995 | Fee for publishing/printing paid | Opposition(s) | 05.10.1996 | No opposition filed within time limit [1996/52] | Fees paid | Renewal fee | 21.06.1993 | Renewal fee patent year 03 | 16.06.1994 | Renewal fee patent year 04 | 16.06.1995 | Renewal fee patent year 05 |
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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. | Lapses during opposition Tooltip | DE | 04.04.1996 | [1996/44] | Documents cited: | Search | [X]US4051533 (GRIFFITHS FRANK ANTHONY); | [X]US3830968 (REDLICH H, et al); | [Y]US4907087 (SCHREIBER WILLIAM F [US]); | [Y]GB2059722 (MARCONI CO LTD); | [AD]US4905084 (ZUCKER LEO [US]); | [XP]EP0406966 (PHILIPS NV [NL]) | [X] - TECHNISCHE MITTEILUNGEN DES RFZ. vol. 30, no. 1, 30 March 1986, BERLIN DE pages 12 - 15; K.JANKOWSKI: 'Übertragung zusätzlicher Informationen in den Tonkanälen des Rundfunks und Fernsehens' |