Patent US3451383A successfully refreshed from Google Patents.
US3451383A
Expired / Lapsed
US
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Carburetor primer and throttle control mechanism
Assignee: Tecumseh Products Co
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Filing: 1967-10-31
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Granted: 1969-06-24
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Expires: 1987-10-31
Abstract
No abstract record available.
Inventors
- 👤 Eugene L Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:21
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/16; F02B; F02B63/00; F02B63/02; F02B75/00; F02B75/16; F02D; F02D11/00; F02D11/04; F02D9/00; F02D9/02; F02M1/02; F02M17/00; F02M17/02; F02M17/04; F02B75/02; F02B2075/022; F02B2075/025; F02B2075/027; F02D2009/0201; F02D2009/0208; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S261/00; Y10S261/08; Y10S261/68
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2762355A
Cited
US2986135A
Cited
US3345045A
Cited
US3307836A
Cited
US3323293A
Cited
US3371658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |