Patent US3120640A successfully refreshed from Google Patents.
US3120640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing and support for transmitterreceiver
Assignee: Laboratory For Electronics Inc
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Filing: 1961-09-29
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Granted: 1964-02-04
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Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Midlock
- 👤 Ara M Baltayan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:22
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/32; H01Q1/3208; H01Q1/3233; H01Q1/12; H01Q1/22; H01Q1/24; H01Q1/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A TRANSMITTER-RECEIVER CASING AND SUPPORT COMPRISING A CASING INCLUDING A CYLINDER HAVING A CLOSED ROUNDED END AND AN OPEN END, REFLECTOR MEANS WITHIN SAID CASING AT SAID ROUNDED END, FIRST, SECOND AND THIRD SUBSTANTIALLY PARALLEL CONDUCTIVE PLATES WITHIN SAID CASING EXTENDING FROM SAID CLOSED END TOWARD SAID OPEN END, AND CONNECTED AT SAID CLOSED END TO SAID REFLECTORS, TRANSMITTER MEANS WITHIN SAID CASING FOR DIRECTING RADIO WAVES BETWEEN SAID FIRST AND SECOND PLATES TOWARD SAID REFLECTOR, RECEIVING MEANS WITHIN SAID CASING FOR RECEIVING WAVES REFLECTED FROM SAID PARABOLIC REFLECTOR BETWEEN SAID SECOND AND
Claim 2
Dependent Claim
93 words
A TRANSMITTER-RECEIVER CASING AND SUPPORT COMPRISING A CASING INCLUDING A CYLINDER HAVING A CLOSED ROUNDED END AND AN OPEN END, REFLECTOR MEANS WITHIN SAID CASING AT SAID ROUNDED END, FIRST, SECOND AND THIRD SUBSTANTIALLY PARALLEL CONDUCTIVE PLATES WITHIN SAID CASING EXTENDING FROM SAID CLOSED END TOWARD SAID OPEN END, AND CONNECTED AT SAID CLOSED END TO SAID REFLECTORS, TRANSMITTER MEANS WITHIN SAID CASING FOR DIRECTING RADIO WAVES BETWEEN SAID FIRST AND SECOND PLATES TOWARD SAID REFLECTOR, RECEIVING MEANS WITHIN SAID CASING FOR RECEIVING WAVES REFLECTED FROM SAID PARABOLIC REFLECTOR BETWEEN SAID SECOND AND
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |