US2488848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double row bearing
Assignee: Timken US LLC
•
Filing: 1948-06-09
•
Granted: 1949-11-22
•
Expires: 1968-06-09
Abstract
No abstract record available.
Inventors
- 👤 Carullo Paul Anthony
- 👤 Brown Edmund Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:30
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/44; F16C19/48; F16C2240/00; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/49682; Y10T29/49684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2038475A
Cited
US2065311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-21 | 1953-05-23 | 1953-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-21 | 1957-05-23 | 1957-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-21 | 1961-05-23 | 1961-11-22 | $7700.00 | Window Closed / Lapsed |