US2633944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel cover with cooling fan
Assignee: Old Carco LLC
•
Filing: 1949-07-09
•
Granted: 1953-04-07
•
Expires: 1969-07-09
Abstract
No abstract record available.
Inventors
- 👤 John P Butterfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:47
CPC Classifications
B; B60; B60B; B60B7/00; B60B7/06; B60B7/12; F; F16; F16D; F16D65/00; F16D65/78; F16D65/82; F16D65/827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2059170A
Cited
US2143950A
Cited
US2106702A
Cited
US2179656A
Cited
US2299796A
Cited
US2489522A
Cited
US2441008A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |