US2659459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake drum air cooling device
Assignee: Individual
•
Filing: 1949-07-12
•
Granted: 1953-11-17
•
Expires: 1969-07-12
Abstract
No abstract record available.
Inventors
- 👤 Lyon George Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:06
CPC Classifications
B; B60; B60B; B60B19/00; B60B19/10; F; F16; F16D; F16D65/00; F16D65/78; F16D65/82; F16D65/827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1665437A
Cited
FR787597A
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US2143950A
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US2175044A
Cited
US2106702A
Cited
US2265938A
Cited
US2312159A
Cited
US2433854A
Cited
US2489522A
Cited
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 |