US3075188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable optical tracking fire control system
Assignee: North American Aviation Corp
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Filing: 1959-04-17
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Granted: 1963-01-22
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Expires: 1979-04-17
Abstract
No abstract record available.
Inventors
- 👤 Rulon G Shelley
- 👤 James C Elms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:46
CPC Classifications
F; F41; F41G; F41G9/00; F41G9/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
THE COMBINATION, IN A FIRE CONTROL SYSTEM, OF AN OPTICAL GUNSIGHT MEANS HAVING A PROJECTED RETICLE DISPLAY; MEANS ASSOCIATED WITH SAID GUNSIGHT MEANS FOR INDICATING THE DEVIATION OF AN ATTACKING AIRBORNE VEHICLE FROM A DESIRED PATH TOWARD A TARGET; RADIANT ENERGY DETECTING MEANS PROVIDING DIRECTION SIGNALS INDICATING THE RELATIVE AZIMUTH AND ELEVATION OF SAID TARGET FROM SAID AIRBORNE ATTACKING VEHICLE; MEANS FOR DETERMINING THE PRESENT COURSE AND PREDICTING THE FUTURE POSITION OF SAID TARGET TO PROVIDE ERROR SIGNALS; AND MEANS RESPONSIVE TO SAID DETERMINING AND PREDICTING MEANS AND TO SAID RADIANT ENERGY DETECTING MEANS; FOR DISPLACING THE PROJECTED RETICLE IMAGE OF SAID OPTICAL GUNSIGHT MEANS BY COMPUTED AMOUNTS ACCORDING TO THE DIFFERENCE BETWEEN SAID DIRECTION AND ERROR SIGNALS.
Claim 2
Dependent Claim
118 words
THE COMBINATION, IN A FIRE CONTROL SYSTEM, OF AN OPTICAL GUNSIGHT MEANS HAVING A PROJECTED RETICLE DISPLAY; MEANS ASSOCIATED WITH SAID GUNSIGHT MEANS FOR INDICATING THE DEVIATION OF AN ATTACKING AIRBORNE VEHICLE FROM A DESIRED PATH TOWARD A TARGET; RADIANT ENERGY DETECTING MEANS PROVIDING DIRECTION SIGNALS INDICATING THE RELATIVE AZIMUTH AND ELEVATION OF SAID TARGET FROM SAID AIRBORNE ATTACKING VEHICLE; MEANS FOR DETERMINING THE PRESENT COURSE AND PREDICTING THE FUTURE POSITION OF SAID TARGET TO PROVIDE ERROR SIGNALS; AND MEANS RESPONSIVE TO SAID DETERMINING AND PREDICTING MEANS AND TO SAID RADIANT ENERGY DETECTING MEANS; FOR DISPLACING THE PROJECTED RETICLE IMAGE OF SAID OPTICAL GUNSIGHT MEANS BY COMPUTED AMOUNTS ACCORDING TO THE DIFFERENCE BETWEEN SAID DIRECTION AND ERROR SIGNALS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |