US3194949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic one-star tracking navigation device
Assignee: Individual
•
Filing: 1961-05-08
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Granted: 1965-07-13
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Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Robert E Jasperson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:32
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/165; G01C21/1656; G01C21/1654
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A NAVIGATION DEVICE COMPRISING A STABILIZED PLATFORM, AN ASTRO-TRACKER CONNECTED TO SAID STABILIZED PLATFORM, CONTROL MEANS CONNECTED TO SAID ASTRO-TRCKER BEING ADAPTED TO FOLLOW ONE STAR, SIGNAL MEANS CONNECTED TO SAID ASTRO-TRACKER FOR DETERMINING THE ALTITUDE OF THE STAR, AND MEANS RESPONSIVE TO THE ALTITUDE OF THE STAR FOR DETERMINING THE GEOGRAPHIC POSITION OF SAID STABILIZED PLATFORM.
Claim 2
Dependent Claim
57 words
A NAVIGATION DEVICE COMPRISING A STABILIZED PLATFORM, AN ASTRO-TRACKER CONNECTED TO SAID STABILIZED PLATFORM, CONTROL MEANS CONNECTED TO SAID ASTRO-TRCKER BEING ADAPTED TO FOLLOW ONE STAR, SIGNAL MEANS CONNECTED TO SAID ASTRO-TRACKER FOR DETERMINING THE ALTITUDE OF THE STAR, AND MEANS RESPONSIVE TO THE ALTITUDE OF THE STAR FOR DETERMINING THE GEOGRAPHIC POSITION OF SAID STABILIZED PLATFORM.
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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |