Patent US3242736A successfully refreshed from Google Patents.
US3242736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Altimeter system
Assignee: Bell Aerospace Corp
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Filing: 1963-10-01
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Granted: 1966-03-29
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Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 Winter Herbert
- 👤 Theodore L Roess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:45
CPC Classifications
G; G01; G01C; G01C5/00; G01C5/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
IN A MEASURING INSTRUMENT, IN COMBINATION, ACCELEROMETER MEANS WHICH HAS AN OUTPUT INDICATIVE OF VERTICAL ACCELERATION AND ALTITUDE-DEPENDENT GRAVITY TO PROVIDE HIGH AND LOW FREQUENCY INFORMATION COMPONENTS RESPECTIVELY, SENSING MEANS WHICH HAS AN ALTIUDE-MODUALTED MIDFREQUENCY INFORMATION COMPONENT OUTPUT DUE TO VERTICAL MOTION, AND COMPUTER MEANS HAVING INPUT MENS CONNECTED TO THE OUTPUTS OF SAID ACCELEROMETER MEANS AND SAID
Claim 2
Dependent Claim
58 words
IN A MEASURING INSTRUMENT, IN COMBINATION, ACCELEROMETER MEANS WHICH HAS AN OUTPUT INDICATIVE OF VERTICAL ACCELERATION AND ALTITUDE-DEPENDENT GRAVITY TO PROVIDE HIGH AND LOW FREQUENCY INFORMATION COMPONENTS RESPECTIVELY, SENSING MEANS WHICH HAS AN ALTIUDE-MODUALTED MIDFREQUENCY INFORMATION COMPONENT OUTPUT DUE TO VERTICAL MOTION, AND COMPUTER MEANS HAVING INPUT MENS CONNECTED TO THE OUTPUTS OF SAID ACCELEROMETER MEANS AND 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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |