US2549078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple clutch mechanism
Assignee: Transmission & Gear Co
•
Filing: 1947-02-15
•
Granted: 1951-04-17
•
Expires: 1967-02-15
Abstract
No abstract record available.
Inventors
- 👤 Gerst Chris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:24
CPC Classifications
F; F16; F16D; F16D21/00; F16D21/02; F16D21/06; F16D2021/0684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2099141A
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US2136811A
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US2125433A
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US2168960A
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US2229910A
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US2315808A
Cited
US2407319A
Cited
US2462457A
Cited
US2392719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |