US3290674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic storage for atran
Assignee: Individual
•
Filing: 1959-03-27
•
Granted: 1966-12-06
•
Expires: 1979-03-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas G Calhoon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:32
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
AN AERIAL NAVIGATION SYSTEM FOR A LONG RANGE MISSILE, COMPRISING AN INERTIAL GUIDANCE SYSTEM FOR MAINTAINING A PREDETERMINED COURSE, A RADAR FOR OBTAINING AT INTERVALS A REPRESENTATION OF THE TERRAIN BENEATH THE MISSILE, AN ELECTROSTATIC STORAGE TUBE FOR STORING THE OUTPUT OF SAID RADAR AND FOR CONVERTING THE SAME INTO A LUMINOUS IMAGE HAVING A COMPARATIVELY LONG DURATION, MEANS FOR SUPPLYING A MOTION OF NUTATION TO SAID VISIBLE IMAGE, A TRANSPARENT MAP SUPERIMPOSED UPON SAID IMAGE, SAID MAP CONTAINING REPRESENTATIONS OF THE RADAR RETURN FROM THE TERRAIN AS ITS WOULD APPEAR TO A MISSILE PROPERLY POSITIONED ON COURSE, MEANS FOR DETECTING THE AMOUNT OF LIGHT TRANSMITTED BY SAID MAP, AND MEANS RESPONSIVE TO SAID LIGHT
Claim 2
Dependent Claim
115 words
AN AERIAL NAVIGATION SYSTEM FOR A LONG RANGE MISSILE, COMPRISING AN INERTIAL GUIDANCE SYSTEM FOR MAINTAINING A PREDETERMINED COURSE, A RADAR FOR OBTAINING AT INTERVALS A REPRESENTATION OF THE TERRAIN BENEATH THE MISSILE, AN ELECTROSTATIC STORAGE TUBE FOR STORING THE OUTPUT OF SAID RADAR AND FOR CONVERTING THE SAME INTO A LUMINOUS IMAGE HAVING A COMPARATIVELY LONG DURATION, MEANS FOR SUPPLYING A MOTION OF NUTATION TO SAID VISIBLE IMAGE, A TRANSPARENT MAP SUPERIMPOSED UPON SAID IMAGE, SAID MAP CONTAINING REPRESENTATIONS OF THE RADAR RETURN FROM THE TERRAIN AS ITS WOULD APPEAR TO A MISSILE PROPERLY POSITIONED ON COURSE, MEANS FOR DETECTING THE AMOUNT OF LIGHT TRANSMITTED BY SAID MAP, AND MEANS RESPONSIVE TO SAID LIGHT
References Cited (Backward Citations)
US2753552A
Cited
US2787188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |