US2453377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Throttle control for the primary and secondary charges of engines
Assignee: CARBURATION POUR L AUTOMOBILE
•
Filing: 1946-03-13
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Granted: 1948-11-09
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Expires: 1966-03-13
Abstract
No abstract record available.
Inventors
- 👤 Lozivit Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:38
CPC Classifications
F; F02; F02D; F02D23/00; F02B; F02B33/00; F02B33/02; F02B33/06; F02B33/08; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0235; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US736224A
Cited
US1477363A
Cited
US1543717A
Cited
US1589662A
Cited
GB536805A
Cited
US2397835A
Cited
US2398878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |