US2675899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature controlled clutch
Assignee: Individual
•
Filing: 1950-04-03
•
Granted: 1954-04-20
•
Expires: 1970-04-03
Abstract
No abstract record available.
Inventors
- 👤 Walter R Bonham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:21
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1233518A
Cited
US1235940A
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US2005468A
Cited
US2169121A
Cited
US2214391A
Cited
US2381567A
Cited
US2516269A
Cited
US2570515A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |