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EP0368329
European procedure
Extract from the Register of European Patents
EP About this file: EP0368329
| EP0368329 - Self equalizing multi-stage radio frequency power amplifier [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.08.1997 Database last updated on 09.09.2024 | Most recent event Tooltip | 29.08.1997 | No opposition filed within time limit | published on 15.10.1997 [1997/42] | Applicant(s) | For all designated states Hughes Aircraft Company 7200 Hughes Terrace P.O. Box 45066 Los Angeles, California 90045-0066 / US | [N/P] |
| Former [1990/33] | For all designated states Hughes Aircraft Company 7200 Hughes Terrace P.O. Box 45066 Los Angeles, California 90045-0066 / US | ||
| Former [1990/20] | For all designated states Hughes Aircraft Company 7200 Hughes Terrace P.O.Box 45066 Los Angeles California 90045-0066 / US | Inventor(s) | 01 /
Berman, Arnold L. 714 Claymont Drive Los Angeles California 90049 / US | 02 /
Hahn, Carl J., III 430 West 64th Street Inglewood California 90302 / US | 03 /
Wachs, Marvin R. 22555 Paul Revere Drive Woodland Hills California 91364 / US | [1990/20] | Representative(s) | Witte, Alexander Witte, Weller, Gahlert, Otten & Steil, Patentanwälte, Rotebühlstrasse 121 70178 Stuttgart / DE | [N/P] |
| Former [1993/14] | Witte, Alexander, Dr.-Ing. Witte, Weller, Gahlert & Otten Patentanwälte Rotebühlstrasse 121 D-70178 Stuttgart / DE | ||
| Former [1992/14] | Witte, Alexander, Dr.-Ing. Witte, Weller, Gahlert & Otten Patentanwälte Augustenstrasse 14 W-7000 Stuttgart 1 / DE | ||
| Former [1990/20] | Witte, Alexander, Dr.-Ing. Augustenstrasse 7 D-7000 Stuttgart 1 / DE | Application number, filing date | 89120854.8 | 10.11.1989 | [1990/20] | Priority number, date | US19880269840 | 10.11.1988 Original published format: US 269840 | [1990/20] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0368329 | Date: | 16.05.1990 | Language: | EN | [1990/20] | Type: | A3 Search report | No.: | EP0368329 | Date: | 20.03.1991 | Language: | EN | [1991/12] | Type: | B1 Patent specification | No.: | EP0368329 | Date: | 23.10.1996 | Language: | EN | [1996/43] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 31.01.1991 | Classification | IPC: | H03F1/32 | [1990/20] | CPC: |
H03F1/3241 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1990/20] | Title | German: | Vielstufiger selbstausgleichender Hochfrequenzleistungsverstärker | [1990/20] | English: | Self equalizing multi-stage radio frequency power amplifier | [1990/20] | French: | Amplificateur de puissance pour radiofréquences à plusieurs étages à fonction d'auto-égalisation | [1990/20] | Examination procedure | 23.11.1989 | Examination requested [1990/20] | 02.11.1993 | Despatch of a communication from the examining division (Time limit: M06) | 02.08.1994 | Reply to a communication from the examining division | 23.01.1995 | Despatch of a communication from the examining division (Time limit: M06) | 07.09.1995 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 06.10.1995 | Reply to a communication from the examining division | 07.03.1996 | Despatch of communication of intention to grant (Approval: Yes) | 25.04.1996 | Communication of intention to grant the patent | 27.06.1996 | Fee for grant paid | 27.06.1996 | Fee for publishing/printing paid | Opposition(s) | 24.07.1997 | No opposition filed within time limit [1997/42] | Request for further processing for: | 06.10.1995 | Request for further processing filed | 06.10.1995 | Full payment received (date of receipt of payment) Request granted | 30.10.1995 | Decision despatched | Fees paid | Renewal fee | 11.10.1991 | Renewal fee patent year 03 | 19.10.1992 | Renewal fee patent year 04 | 14.10.1993 | Renewal fee patent year 05 | 13.10.1994 | Renewal fee patent year 06 | 16.10.1995 | Renewal fee patent year 07 |
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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]DE1955727 (HIRSCHMANN RADIOTECHNIK); | [A]DE3133673 (SIEMENS AG [DE]); | [A]EP0243898 (ROHDE & SCHWARZ [DE]); | [A]EP0289130 (RACAL COMMUNICATIONS EQUIP [GB]) | [A] - IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, Atlanta, Georgia, 26th - 29th November 1984, vol. 3, pages 1246-1252; H. IGARASHI et al.: "GaAs fet power amplifier for 6 GHz SSB radio" |