US2526049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spindle bearing construction
Assignee: SPEED QUEEN Corp
•
Filing: 1944-05-12
•
Granted: 1950-10-17
•
Expires: 1964-05-12
Abstract
No abstract record available.
Inventors
- 👤 Simon E Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:19
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1257773A
Cited
US1437560A
Cited
US1550834A
Cited
US1873146A
Cited
US2080750A
Cited
US2266968A
Cited
US2319740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |