US2729320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal clutch
Assignee: GATEWAY ENGINEERING Co
•
Filing: 1954-06-04
•
Granted: 1956-01-03
•
Expires: 1974-06-04
Abstract
No abstract record available.
Inventors
- 👤 Henry G Henrickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:40
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/06; F16D43/08; F16D43/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US850981A
Cited
US1032524A
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US1805692A
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US2235107A
Cited
US2260796A
Cited
US2409757A
Cited
US2491003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |