US2603444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve assembly
Assignee: Carter Carburetor Corp
•
Filing: 1948-05-28
•
Granted: 1952-07-15
•
Expires: 1968-05-28
Abstract
No abstract record available.
Inventors
- 👤 Armstrong James Fred
- 👤 Fred A Kommer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:32
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/22; F02; F02D; F02D9/00; F02D9/08; F02D9/10; F02M; F02M1/00; F02M1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7898
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1296922A
Cited
NL38648C
Cited
US2059656A
Cited
US2134844A
Cited
CH207290A
Cited
US2285829A
Cited
US2282825A
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 |