US2286292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spindle assembly
Assignee: Individual
•
Filing: 1940-01-08
•
Granted: 1942-06-16
•
Expires: 1960-01-08
Abstract
No abstract record available.
Inventors
- 👤 Mall Arthur William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:31
CPC Classifications
B; B24; B24B; B24B41/00; B24B41/04; Y; Y10; Y10T; Y10T279/00; Y10T279/15; Y10T279/17; Y10T279/17411; Y10T279/17529; Y10T279/17538; Y10T279/17931; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T82/00; Y10T82/25; Y10T82/2568
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) | 1945-06-15 | 1945-12-15 | 1946-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-15 | 1949-12-15 | 1950-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-15 | 1953-12-15 | 1954-06-16 | $7700.00 | Window Closed / Lapsed |