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Extract from the Register of European Patents

EP About this file: EP0236887

EP0236887 - Microwave oscillator stabilized by a dielectric resonator [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.09.1992
Database last updated on 24.08.2024
Most recent event   Tooltip17.09.1992No opposition filed within time limitpublished on 11.11.1992 [1992/46]
Applicant(s)For all designated states
Licentia Patent-Verwaltungs-GmbH
Theodor-Stern-Kai 1
60596 Frankfurt / DE
[N/P]
Former [1989/02]For all designated states
Licentia Patent-Verwaltungs-GmbH
Theodor-Stern-Kai 1
D-60596 Frankfurt / DE
Former [1988/44]For all designated states
Asea Brown Boveri Aktiengesellschaft
Kallstadter Strasse 1
D-68309 Mannheim / DE
Former [1987/38]For all designated states
BROWN, BOVERI & CIE Aktiengesellschaft
Kallstadter Strasse 1
D-68309 Mannheim / DE
Inventor(s)01 / Wiesbeck, Werner, Prof. Dr. Dr.-Ing.
Ettlinger Strasse 36
D-7538 Ellmendingen / DE
02 / Feldle, Heinz-Peter, Dipl.-Ing.
Feuerbachstrasse 7
D-6704 Mutterstadt / DE
[1987/38]
Representative(s)(deleted)
[1989/02]
Former [1987/38]Rupprecht, Klaus, Dipl.-Ing., et al
c/o ABB Patent GmbH, Postfach 10 03 51
D-68128 Mannheim / DE
Application number, filing date87102884.128.02.1987
[1987/38]
Priority number, dateDE1986360847114.03.1986         Original published format: DE 3608471
[1987/38]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0236887
Date:16.09.1987
Language:DE
[1987/38]
Type: A3 Search report 
No.:EP0236887
Date:25.01.1989
Language:DE
[1989/04]
Type: B1 Patent specification 
No.:EP0236887
Date:13.11.1991
Language:DE
[1991/46]
Search report(s)(Supplementary) European search report - dispatched on:EP05.12.1988
ClassificationIPC:H03L7/08, H03B5/18
[1987/38]
CPC:
H03B5/1876 (EP); H03L7/099 (EP); H03B2201/017 (EP);
H03B2201/0241 (EP)
Designated contracting statesDE,   GB,   NL [1987/38]
TitleGerman:Mikrowellen-Oszillator mit Stabilisierung durch einen dielektrischen Resanator[1987/38]
English:Microwave oscillator stabilized by a dielectric resonator[1987/38]
French:Oscillateur micro-onde avec stabilisation pour un résonateur diélectrique[1987/38]
Examination procedure05.05.1989Examination requested  [1989/28]
21.01.1991Despatch of communication of intention to grant (Approval: Yes)
10.05.1991Communication of intention to grant the patent
29.05.1991Fee for grant paid
29.05.1991Fee for publishing/printing paid
Opposition(s)14.08.1992No opposition filed within time limit [1992/46]
Fees paidRenewal fee
16.02.1989Renewal fee patent year 03
14.03.1990Renewal fee patent year 04
06.02.1991Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
28.02.199004   M06   Fee paid on   12.04.1990
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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]  - IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM DIGEST 1979, Seiten 197-199, IEEE, New York, US; T. SAITO et al.: "A 6 GHz highly stabilized GaAs FET oscillator using a dielectric resonator"
 [A]  - CONFERENCE PROCEEDINGS OF THE 15TH EUROPEAN MICROWAVE CONFERENCE, Paris, 9.-13. September 1985, Seiten 407-412; K. WADA et al.: "Wideband tunable DR VCO"
 [A]  - REVIEW OF THE ELECTRICAL COMMUNICATION LABORATORIES, Band 30, Nr. 2, März 1982, Seiten 326-334, Tokyo, JP; S. YUKI et al.: "Frequency synthesizer for new mobile radio unit"
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.