Patent US3722332A successfully refreshed from Google Patents.
Patent US2246992A successfully refreshed from Google Patents.
Patent US3687528A successfully refreshed from Google Patents.
Patent US3020767A successfully refreshed from Google Patents.
US3020767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Linear accelerometer
Assignee: Kistler Instrument Corp
•
Filing: 1959-10-05
•
Granted: 1962-02-13
•
Expires: 1979-10-05
Abstract
No abstract record available.
Inventors
- 👤 Walter P Kistler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:37
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/13; G01P15/132
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1965-02-12 | 1965-08-14 | 1966-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-12 | 1969-08-14 | 1970-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-12 | 1973-08-14 | 1974-02-13 | $7700.00 | Window Closed / Lapsed |