US3545266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noninertial strapping-down gravity gradient navigation system
Assignee: Individual
•
Filing: 1964-02-17
•
Granted: 1970-12-08
•
Expires: 1984-02-17
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:48
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/183; G01C21/185; G01C21/166
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA592843A
Cited
US2365218A
Cited
US2613071A
Cited
US2674049A
Cited
US2695165A
Cited
US2895670A
Cited
US3087333A
Cited
US3164340A
Cited
US3035479A
Cited
US2972892A
Cited
US3194948A
Cited
US3180151A
Cited
US3250133A
Cited
US3090240A
Cited
US3214575A
Cited
US3269024A
Cited
US3272972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |