US2450826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for internalcombustion engines
Assignee: Niles Bement Pond Co
•
Filing: 1946-11-16
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Granted: 1948-10-05
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Expires: 1966-11-16
Abstract
No abstract record available.
Inventors
- 👤 Milton E Chandier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:39
CPC Classifications
F; F02; F02P; F02P5/00; F02P5/04; F02P5/05; F02P5/10; F02P5/103; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/40; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499; Y10T137/7722; Y10T137/7748; Y10T137/7749
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2390166A
Cited
US2378037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-05 | 1952-04-05 | 1952-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-05 | 1956-04-05 | 1956-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-05 | 1960-04-05 | 1960-10-05 | $7700.00 | Window Closed / Lapsed |