US2797580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope suspension
Assignee: Ambac International Corp
•
Filing: 1955-07-18
•
Granted: 1957-07-02
•
Expires: 1975-07-18
Abstract
No abstract record available.
Inventors
- 👤 Taylor Marvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:24
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1293
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2735731A
Cited
DE592099C
Cited
US2291612A
Cited
US2517612A
Cited
US2685207A
Cited
US2677194A
Cited
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 |