Patent US3415346A successfully refreshed from Google Patents.
US3415346A
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US
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Starting clutch for engines
Assignee: Conductron Corp
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Filing: 1966-10-12
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Granted: 1968-12-10
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Expires: 1986-10-12
Abstract
No abstract record available.
Inventors
- 👤 Irvin L Boeskool
- 👤 Grau Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:31
CPC Classifications
F; F16; F16D; F16D37/00; F16D37/02; F01; F01D; F01D25/00; F01D25/34; F02; F02N; F02N15/00; F16D2037/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US850981A
Cited
GB470838A
Cited
US2543394A
Cited
US2541831A
Cited
US2752800A
Cited
US2872782A
Cited
GB772893A
Cited
US3088565A
Cited
US3250341A
Cited
US3086631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |