Patent US2083530A successfully refreshed from Google Patents.
US2083530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch control mechanism
Assignee: Hill Engineering Corp
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Filing: 1934-10-22
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Granted: 1937-06-08
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Expires: 1954-10-22
Abstract
No abstract record available.
Inventors
- 👤 Edward G Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:54
CPC Classifications
F; F16; F16D; F16D48/00; F16D48/06; F16D48/066; F16D48/02; F16D2048/0209; F16D2500/00; F16D2500/10; F16D2500/102; F16D2500/1026; F16D2500/104; F16D2500/10406; F16D2500/10412; F16D2500/30; F16D2500/302; F16D2500/3024; F16D2500/308; F16D2500/30806; F16D2500/31; F16D2500/3108; F16D2500/314; F16D2500/31406; F16D2500/3144; F16D2500/50; F16D2500/502; F16D2500/50239; F16D2500/70; F16D2500/704; F16D2500/70402; F16D2500/7041; F16D2500/71; F16D2500/7105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-06-07 | 1940-12-07 | 1941-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-06-07 | 1944-12-07 | 1945-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-06-07 | 1948-12-07 | 1949-06-08 | $7700.00 | Window Closed / Lapsed |