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US2659636A
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Antifriction bearing assembly
Assignee: Individual
•
Filing: 1950-09-22
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Granted: 1953-11-17
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Expires: 1970-09-22
Abstract
No abstract record available.
Inventors
- 👤 Ben W Wheelis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:05
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/38; F16C33/42; F16C33/422; F16C33/427; F16C33/3812; F16C33/58; F16C33/60; F16C9/00; F16C9/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49696; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |