US3232284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine
Assignee: Individual
•
Filing: 1963-07-30
•
Granted: 1966-02-01
•
Expires: 1983-07-30
Abstract
No abstract record available.
Inventors
- 👤 Carl F High
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:53
CPC Classifications
F; F01; F01M; F01M13/00; F01M13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, COMBUSTION CHAMBERS, MANIFOLD STRUCTURE AND THROTTLE HOUSING STRUCTURE, SAID STRUCTURES INCLUDING AIR INDUCTION MEANS AND FUEL DELIVERY MEANS DELIVERING FUELAIR MIXTURE TO SAID COMBUSTION CHAMBERS, A CRANKCASE FUME ELIMINATION SYSTEM COMPRISING
Claim 2
Dependent Claim
39 words
IN AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE, COMBUSTION CHAMBERS, MANIFOLD STRUCTURE AND THROTTLE HOUSING STRUCTURE, SAID STRUCTURES INCLUDING AIR INDUCTION MEANS AND FUEL DELIVERY MEANS DELIVERING FUELAIR MIXTURE TO SAID COMBUSTION CHAMBERS, A CRANKCASE FUME ELIMINATION SYSTEM COMPRISING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |