US2797911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accelerometer
Assignee: Individual
•
Filing: 1951-10-17
•
Granted: 1957-07-02
•
Expires: 1971-10-17
Abstract
No abstract record available.
Inventors
- 👤 James L Montgomery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:13
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08
Claims Analysis
Total Claims: 0
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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) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |