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EP0019518
European procedure
Extract from the Register of European Patents
EP About this file: EP0019518
| EP0019518 - Device for automatically controlling the transfer function of a video frequency transmission system in order to improve picture perception [Right-click to bookmark this link] | Status | Opposition rejected Status updated on 15.11.1985 Database last updated on 16.07.2024 | Most recent event Tooltip | 15.11.1985 | Opposition rejected | published on 15.01.1986 [1986/03] | Applicant(s) | For all designated states THOMSON-CSF 173, Boulevard Haussmann F-75008 Paris / FR | [1982/21] |
| Former [1980/24] | For all designated states THOMSON-CSF 173, Boulevard Haussmann F-75008 Paris / FR | Inventor(s) | 01 /
Favreau, Michel "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | 02 /
Bajon, Jean "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | 03 /
Cattoen, Michel "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | 04 /
Soca, Serge "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | 05 /
Longuet, Maurice "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | 06 /
Delattre, Christian "THOMSON-CSF" - SCPI 173, bld Haussmann F-75360 Paris Cedex 08 / FR | [1980/24] | Representative(s) | Turlèque, Clotilde, et al Thomson-CSF Propriété Intellectuelle B.P. 329 50, rue Jean-Pierre Timbaud 92402 Courbevoie Cédex / FR | [N/P] |
| Former [1980/24] | Turlèque, Clotilde, et al THOMSON-CSF, SCPI, B.P. 329, 50, rue Jean-Pierre Timbaud F-92402 Courbevoie Cédex / FR | Application number, filing date | 80400610.4 | 06.05.1980 | [1980/24] | Priority number, date | FR19790011991 | 11.05.1979 Original published format: FR 7911991 | [1980/24] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0019518 | Date: | 26.11.1980 | Language: | FR | [1980/24] | Type: | B1 Patent specification | No.: | EP0019518 | Date: | 04.05.1983 | Language: | FR | [1983/18] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.09.1980 | Classification | IPC: | H04N5/14 | [1980/24] | CPC: |
H04N5/20 (EP,US)
| Designated contracting states | BE, DE, GB, NL [1980/24] | Title | German: | Vorrichtung zur automatischen Steuerung der Übertragungsfunktion eines Videofrequenzübertragungssystems um die Bildwahrnehmung zu verbessern | [1980/24] | English: | Device for automatically controlling the transfer function of a video frequency transmission system in order to improve picture perception | [1980/24] | French: | Dispositif de commande automatique de la fonction de transfert d'un système de transmission vidéofréquence en vue d'améliorer la perception des images | [1980/24] | File destroyed: | 05.09.1996 | Examination procedure | 19.03.1981 | Examination requested [1981/22] | 21.04.1982 | Despatch of a communication from the examining division (Time limit: M04) | 16.07.1982 | Reply to a communication from the examining division | 27.09.1982 | Despatch of communication of intention to grant (Approval: ) | 19.10.1982 | Communication of intention to grant the patent | 29.12.1982 | Fee for grant paid | 29.12.1982 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
03.02.1984
27.02.1984
ADMISSIBLE Robert Bosch GmbH Zentralabteilung Patente Postfach 30 02 20 70442 Stuttgart / DE | [N/P] |
| Former [1984/15] | |||
| Opponent(s) | 01
03.02.1984
27.02.1984
ADMISSIBLE Robert Bosch GmbH Zentralabteilung Patente Postfach 30 02 20 D-70442 Stuttgart / DE | 06.03.1984 | Invitation to proprietor to file observations on the notice of opposition | 20.06.1984 | Reply of patent proprietor to notice(s) of opposition | 11.12.1984 | Despatch of a communication from the opposition division (Time limit: M04) | 12.04.1985 | Reply to a communication from the opposition division | 26.07.1985 | Date of despatch of rejection of opposition | 06.08.1985 | Legal effect of rejection of opposition [1986/03] | Fees paid | Renewal fee | 23.04.1982 | Renewal fee patent year 03 |
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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 | US3979555 [ ] (OPITTEK EUGENE W, et al); | US3983320 [ ] (KETCHAM DAVID J, et al) | [ ] - APPLIED OPTICS, vol. 15, no. 2, février 1976, Los Angeles, California, US, ANDREWS: "Monochrome digital image enhancement", pages 495-503. | [A] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 13, no. 11, avril 1971, New York, USA, CHOW: Nonlinear processor of radiographic images", pages 3272-3273. | [P] - COMP.CON. 79, Nineteenth IEEE computer society international conference, 4-7 septembre 1979, Long Beach, USA, ORBACH et al.: "On-line image enhancement in the time domain with a microprocessor", pages 226-230. |