Patent US3148456A successfully refreshed from Google Patents.
US3148456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic accelerometer and/or gyroscope
Assignee: Individual
•
Filing: 1960-12-08
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Granted: 1964-09-15
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Expires: 1980-12-08
Abstract
No abstract record available.
Inventors
- 👤 Browning Alva La Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:32
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/24; G01P15/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
AN ACCELERMOMETER INCLUDING: AN ELECTRICALLY CHARGED INERTIAL SENSING MASS HAVING RADIOACTIVE MATERIAL THEREON AND MEANS WHEREBY SAID MASS IS FREELY SUPPORTED BY ELECTRICAL FORCES IN A CONDITION, OR STATE OF STABLE EQUILIBRIUM, SAID MEANS INCLUDING SAID RADIOACTIVE MATERIAL T SUPPLY THE REQUIRED ELECTRICAL SUPPORTING FORCES AND RESTORING FORCES; AND A COMMON CASING ENCLOSING SAID INERTIAL SENSING MASS.
Claim 2
Dependent Claim
57 words
AN ACCELERMOMETER INCLUDING: AN ELECTRICALLY CHARGED INERTIAL SENSING MASS HAVING RADIOACTIVE MATERIAL THEREON AND MEANS WHEREBY SAID MASS IS FREELY SUPPORTED BY ELECTRICAL FORCES IN A CONDITION, OR STATE OF STABLE EQUILIBRIUM, SAID MEANS INCLUDING SAID RADIOACTIVE MATERIAL T SUPPLY THE REQUIRED ELECTRICAL SUPPORTING FORCES AND RESTORING FORCES; AND A COMMON CASING ENCLOSING SAID INERTIAL SENSING MASS.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |