US2162977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: Fafnir Bearing Co
•
Filing: 1937-03-31
•
Granted: 1939-06-20
•
Expires: 1957-03-31
Abstract
No abstract record available.
Inventors
- 👤 Raymond R Searles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:07
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/063; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-06-19 | 1942-12-19 | 1943-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-06-19 | 1946-12-19 | 1947-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-06-19 | 1950-12-19 | 1951-06-20 | $7700.00 | Window Closed / Lapsed |