Patent US2765892A successfully refreshed from Google Patents.
US2765892A
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US
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Friction clutch assembly
Assignee: Borg Warner Corp
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Filing: 1952-10-11
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Granted: 1956-10-09
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Expires: 1972-10-11
Abstract
No abstract record available.
Inventors
- 👤 Harold V Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:22
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/58; F16D13/70; F16D13/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1919523A
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US1942691A
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US1921315A
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US1985301A
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GB419834A
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US2100464A
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US2195664A
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US2325193A
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US2589308A
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US2453344A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |