US3081160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbureter and combined carbureter and regulator
Assignee: Ambac International Corp
•
Filing: 1958-12-15
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Granted: 1963-03-12
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Expires: 1978-12-15
Abstract
No abstract record available.
Inventors
- 👤 Roy F Ensign
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:20
CPC Classifications
F; F02; F02M; F02M21/00; F02M21/02; F02M21/04; F02M21/047; F02M21/0218; F02M21/023; F02M21/0239; F02M21/042; F02M35/00; F02M35/02; F02M35/024; F02M35/02475; F02M35/02483; F02M35/04; F02M35/042; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30; Y10; Y10S; Y10S55/00; Y10S55/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |