Patent US4648724A successfully refreshed from Google Patents.
Patent US3069926A successfully refreshed from Google Patents.
US3069926A
Expired / Lapsed
US
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Connecting rod and crankshaft connection for internal combustion engine
Assignee: Motors Liquidation Co
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Filing: 1959-11-30
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Granted: 1962-12-25
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Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 Carl S Hoffman
- 👤 Kenneth L Hulsing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:20
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C9/00; F16C9/04; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2143; Y10T74/2173; Y10T74/2185
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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |