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Patent US2615343A successfully refreshed from Google Patents.
US2615343A
Expired / Lapsed
US
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Combined clutch and pulley
Assignee: CHICAGO DIE CASTING MANUFACTURING Co
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Filing: 1951-12-01
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Granted: 1952-10-28
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Expires: 1971-12-01
Abstract
No abstract record available.
Inventors
- 👤 Paul F Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:34
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/52; F16H55/56; Y; Y10; Y10S; Y10S56/00; Y10S56/06
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) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |