US2947580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: MICROSON EQUIPMENT Corp
•
Filing: 1957-09-18
•
Granted: 1960-08-02
•
Expires: 1977-09-18
Abstract
No abstract record available.
Inventors
- 👤 Robert P Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:06
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/49
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US293619A
Cited
US1827968A
Cited
US1748174A
Cited
US2035160A
Cited
CH252197A
Cited
US2661932A
Cited
US2676276A
Cited
US2832969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |