Patent US3127768A successfully refreshed from Google Patents.
US3127768A
Expired / Lapsed
US
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Electronic method for obtaining velocity and pressure characteristics of firearms
Assignee: Individual
•
Filing: 1960-09-13
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Granted: 1964-04-07
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Expires: 1980-09-13
Abstract
No abstract record available.
Inventors
- 👤 George S Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:16
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/64; G01P3/66; G01P3/665; G01L; G01L23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1367353A
Cited
US2378545A
Cited
US2400189A
Cited
US2566078A
Cited
US2959734A
Cited
US2964939A
Cited
US2984104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |