US1826054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric motor and friction clutch therefor
Assignee: LGS Devices Corp
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Filing: 1927-11-18
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Granted: 1931-10-06
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Expires: 1947-11-18
Abstract
No abstract record available.
Inventors
- 👤 William A Chryst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:23
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; H; H02; H02K; H02K7/00; H02K7/10; H02K7/108
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) | 1934-10-05 | 1935-04-06 | 1935-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-10-05 | 1939-04-06 | 1939-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-10-05 | 1943-04-06 | 1943-10-06 | $7700.00 | Window Closed / Lapsed |