US3289203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control system for aircraft
Assignee: United States Naval Research Laboratory
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Filing: 1953-05-01
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Granted: 1966-11-29
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Expires: 1973-05-01
Abstract
No abstract record available.
Inventors
- 👤 Russell E Gaylord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:01
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/91; G01S13/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
APPARATUS FOR AUTOMATICALLY GUIDING AN AIRCRAFT ABOUT A BASE POINT, COMPRISING AT THE BASE POINT, TRANSMITTING MEANS ADAPTED TO PROVIDE A DIRECTIONAL, AZIMUTHALLY SCANNED RADIANT ENERGY BEAM, MEANS MODULATING SAID RADIANT ENERGY BEAM TO INDICATE A DESIRED RANGE TO SAID BASE POINT, MEANS OPERATIVE TO VARY THE MODULATION OF SAID RADIANT ENERGY BEAM WITH VARIATIONS IN BEARING THEREOF; AT SAID AIRCRAFT, MEANS FOR RECEIVING SAID DIRECTIONAL ENERGY BEAM, MEANS TO DETERMINE THE ACTUAL RANGE OF SAID
Claim 2
Dependent Claim
76 words
APPARATUS FOR AUTOMATICALLY GUIDING AN AIRCRAFT ABOUT A BASE POINT, COMPRISING AT THE BASE POINT, TRANSMITTING MEANS ADAPTED TO PROVIDE A DIRECTIONAL, AZIMUTHALLY SCANNED RADIANT ENERGY BEAM, MEANS MODULATING SAID RADIANT ENERGY BEAM TO INDICATE A DESIRED RANGE TO SAID BASE POINT, MEANS OPERATIVE TO VARY THE MODULATION OF SAID RADIANT ENERGY BEAM WITH VARIATIONS IN BEARING THEREOF; AT SAID AIRCRAFT, MEANS FOR RECEIVING SAID DIRECTIONAL ENERGY BEAM, MEANS TO DETERMINE THE ACTUAL RANGE OF SAID
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |