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EP0329537
European procedure
Extract from the Register of European Patents
EP About this file: EP0329537
| EP0329537 - Transmission system using MSK modulation and coherent differential detection [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.07.1994 Database last updated on 24.08.2024 | Most recent event Tooltip | 04.07.2008 | Change - representative | published on 06.08.2008 [2008/32] | Applicant(s) | For all designated states FRANCE TELECOM 6 Place d'Alleray 75015 Paris / FR | [N/P] |
| Former [1993/15] | For all designated states FRANCE TELECOM 6, Place d'Alleray F-75015 Paris / FR | ||
| Former [1989/34] | For all designated states Kawas Kaleh, Ghassan 5, rue Leredde F-75013 Paris / FR | Inventor(s) | 01 /
Kawas Kaleh, Ghassan 5, rue Leredde F-75013 Paris / FR | [1993/36] |
| Former [1989/34] | 01 /
see applicant ... | Representative(s) | Lapoux, Roland Gevers France 41, avenue de Friedland 75008 Paris / FR | [N/P] |
| Former [2008/32] | Lapoux, Roland Cabinet BLOCH & GEVERS 23bis, rue de Turin 75008 Paris / FR | ||
| Former [1993/15] | Lapoux, Roland Martinet & Lapoux BP 405 F-78055 Saint Quentin en Yvelines Cédex / FR | ||
| Former [1989/34] | Cabinet Martinet & Lapoux BP 405 F-78055 Saint Quentin en Yvelines Cédex / FR | Application number, filing date | 89400382.1 | 10.02.1989 | [1989/34] | Priority number, date | FR19880002016 | 19.02.1988 Original published format: FR 8802016 | [1989/34] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0329537 | Date: | 23.08.1989 | Language: | FR | [1989/34] | Type: | B1 Patent specification | No.: | EP0329537 | Date: | 08.09.1993 | Language: | FR | [1993/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.06.1989 | Classification | IPC: | H04L27/18 | [1989/34] | CPC: |
H04L27/2014 (EP,US);
H04L27/2331 (EP,US)
| Designated contracting states | DE, GB [1989/34] | Title | German: | Übertragungssystem mit MSK-Modulation und kohärenter differentieller Detektion | [1989/34] | English: | Transmission system using MSK modulation and coherent differential detection | [1989/34] | French: | Système de transmission à modulation MSK et détection différentiellement cohérente | [1989/34] | File destroyed: | 20.04.2002 | Examination procedure | 14.09.1989 | Examination requested [1989/45] | 06.12.1991 | Despatch of a communication from the examining division (Time limit: M04) | 06.04.1992 | Reply to a communication from the examining division | 17.08.1992 | Despatch of communication of intention to grant (Approval: Yes) | 05.03.1993 | Communication of intention to grant the patent | 03.06.1993 | Fee for grant paid | 03.06.1993 | Fee for publishing/printing paid | Opposition(s) | 09.06.1994 | No opposition filed within time limit [1994/35] | Fees paid | Renewal fee | 25.02.1991 | Renewal fee patent year 03 | 19.02.1992 | Renewal fee patent year 04 | 24.02.1993 | 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. | Documents cited: | Search | [A]US3253223 (ERNST KETTEL); | [X]US4547888 (RYAN CARL R [US], et al) | [X] - IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS, Denver, Colorado, 14-18 juin 1981, vol. 1, pages 2.4.1-2.4.5, IEEE, New York, US; P. GALKO et al.: "On a class of generalized MSK" | [X] - PHILIPS JOURNAL OF RESEARCH, vol. 37, no. 4, 1982, pages 165-177, Philips, Eindhoven, NL; K.S. CHUNG et al.: "Generalized tamed frequency modulation" | [A] - 1985 IEEE MILITARY COMMUNICATIONS CONFERENCE, Boston, MA, 20-23 octobre 1985, "The electronic battle: A new era in millitary communications", vol. 1, pages 11.5.1-11.5.6, New York, US; C. RYAN: "Modem design using continuous phase modulation with coding" |