US2493587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Niles Bement Pond Co
•
Filing: 1943-09-28
•
Granted: 1950-01-03
•
Expires: 1963-09-28
Abstract
No abstract record available.
Inventors
- 👤 Lee Leighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:24
CPC Classifications
F; F02; F02D; F02D3/00; F02D3/02; F02M; F02M19/00; F02M19/01
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1437626A
Cited
US1826762A
Cited
US1849335A
Cited
US2004869A
Cited
GB442497A
Cited
FR822090A
Cited
US2341257A
Cited
US2281411A
Cited
US2224472A
Cited
US2228000A
Cited
GB523895A
Cited
US2310984A
Cited
US2250932A
Cited
US2330650A
Cited
GB543260A
Cited
US2348113A
Cited
US2395648A
Cited
US2295656A
Cited
US2305912A
Cited
GB549249A
Cited
US2372766A
Cited
US2303998A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |