Patent US2970480A successfully refreshed from Google Patents.
US2970480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-friction support mechanism for gyroscopic devices
Assignee: Unisys Corp
•
Filing: 1956-09-24
•
Granted: 1961-02-07
•
Expires: 1976-09-24
Abstract
No abstract record available.
Inventors
- 👤 Edgar L Zeigler
- 👤 Martin S Klemes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:01
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/28; B64G1/286; G01C19/04; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221; Y10T74/1225
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1845592A
Cited
US976918A
Cited
US841612A
Cited
US1386029A
Cited
US1600071A
Cited
US2410602A
Cited
US2447818A
Cited
US2518159A
Cited
US2577942A
Cited
GB734851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |