Patent US1197579A successfully refreshed from Google Patents.
Patent US2782893A successfully refreshed from Google Patents.
US2782893A
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Friction clutches with torsional resilient mountings
Assignee: COMPRESSION IGNITION Ltd
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Filing: 1953-01-13
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Granted: 1957-02-26
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Expires: 1973-01-13
Abstract
No abstract record available.
Inventors
- 👤 Chapman Charles Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:34
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/14; F16D13/16; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-26 | 1960-08-27 | 1961-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-26 | 1964-08-27 | 1965-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-26 | 1968-08-27 | 1969-02-26 | $7700.00 | Window Closed / Lapsed |