US2603159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection system
Assignee: Caterpillar Inc
•
Filing: 1947-10-23
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Granted: 1952-07-15
•
Expires: 1967-10-23
Abstract
No abstract record available.
Inventors
- 👤 Lloyd E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:42
CPC Classifications
F; F02; F02M; F02M37/00; F02M37/0047; F02M37/0052; F02M55/00; F02M55/007; F02B; F02B2275/00; F02B2275/14; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2096711A
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US2185144A
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US2192387A
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US2357870A
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US2412316A
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US2426319A
Cited
US2414261A
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US2458377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |