US3088669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remaining range computer
Assignee: Unisys Corp
•
Filing: 1960-01-28
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Granted: 1963-05-07
•
Expires: 1980-01-28
Abstract
No abstract record available.
Inventors
- 👤 Robert C Sauer
- 👤 Harry D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:40
CPC Classifications
B; B64; B64D; B64D43/00; G; G06; G06G; G06G7/00; G06G7/48; G06G7/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
AIRCRAFT NAVIGATION APPARATUS FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF RANGE REMAINING IN FLIGHT ALONG THE ASCENDING AND CRUISING PORTIONS OF A PREDETERMINED FLIGHT PROFILE, SAID PROFILE CONSISTING OF ASCENDING, CRUISING AND DESCENDING PORTIONS, SAID APPARATUS COMPRISING FIRST MEANS FOR GENERATING A FIRST SIGNAL PROPORTIONAL TO AIRCRAFT ALTITUDE, SECOND MEANS FOR GENERATING A SECOND SIGNAL PROPORTIONAL TO PRESENT AIRCRAFT FUEL QUANTITY, MEANS CONNECTED TO SAID FIRST MEANS AND RESPONSIVE TO SAID FIRST SIGNAL FOR GENERATING A THIRD SIGNAL PROPORTIONAL TO RANGE AS A FUNCTION OF PRESENT ALTITUDE TO BE TRAVERSED IN EXECUTING SAID ASCENDING PROFILE PORTION, MEANS CONNEDTED TO BOTH SAID FIRST AND SECOND MEANS AND RESPONSIVE TO SAID
Claim 2
Dependent Claim
109 words
AIRCRAFT NAVIGATION APPARATUS FOR PRODUCING AN OUTPUT SIGNAL REPRESENTATIVE OF RANGE REMAINING IN FLIGHT ALONG THE ASCENDING AND CRUISING PORTIONS OF A PREDETERMINED FLIGHT PROFILE, SAID PROFILE CONSISTING OF ASCENDING, CRUISING AND DESCENDING PORTIONS, SAID APPARATUS COMPRISING FIRST MEANS FOR GENERATING A FIRST SIGNAL PROPORTIONAL TO AIRCRAFT ALTITUDE, SECOND MEANS FOR GENERATING A SECOND SIGNAL PROPORTIONAL TO PRESENT AIRCRAFT FUEL QUANTITY, MEANS CONNECTED TO SAID FIRST MEANS AND RESPONSIVE TO SAID FIRST SIGNAL FOR GENERATING A THIRD SIGNAL PROPORTIONAL TO RANGE AS A FUNCTION OF PRESENT ALTITUDE TO BE TRAVERSED IN EXECUTING SAID ASCENDING PROFILE PORTION, MEANS CONNEDTED TO BOTH SAID FIRST AND SECOND MEANS AND RESPONSIVE TO SAID
References Cited (Backward Citations)
US2783940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |