US2741826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of assembling a ball bearing
Assignee: WHEEL CRAFT Corp
•
Filing: 1952-12-27
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Granted: 1956-04-17
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Expires: 1972-12-27
Abstract
No abstract record available.
Inventors
- 👤 John J Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:40
CPC Classifications
F; F16; F16C; F16C43/00; F16C43/04; F16C43/06; F16C43/08; F16C33/00; F16C33/30; F16C33/58; F16C33/60; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/49682; Y10T29/49826; Y10T29/49863; Y10T29/49876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1153066A
Cited
US2624104A
Cited
US2625449A
Cited
US2648578A
Cited
US2702216A
Cited
US2657105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |