US3051942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous positioning system
Assignee: RTX Corp
•
Filing: 1959-04-28
•
Granted: 1962-08-28
•
Expires: 1979-04-28
Abstract
No abstract record available.
Inventors
- 👤 Galman Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:56
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/04; E01H5/08; E01H5/09; E01H5/092; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/39; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/18; G05D3/183; H; H03; H03M; H03M1/00; H03M1/12; H03M1/48; H03M1/485; G05B2219/00; G05B2219/30; G05B2219/41; G05B2219/41105; G05B2219/41326; G05B2219/42; G05B2219/42212
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) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |