US2648558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exposed seat universal joint
Assignee: Columbus Auto Parts Co
•
Filing: 1950-09-02
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Granted: 1953-08-11
•
Expires: 1970-09-02
Abstract
No abstract record available.
Inventors
- 👤 William A Flumerfelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:24
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0604; F16C11/0666; F16C11/0676; F16C11/0619; F16C11/0623; F16C11/0647; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32811
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1917502A
Cited
GB294054A
Cited
US1899645A
Cited
US2189266A
Cited
US2236062A
Cited
US2496839A
Cited
US2516688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |