US1867742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Centrifix Corp
•
Filing: 1928-06-05
•
Granted: 1932-07-19
•
Expires: 1948-06-05
Abstract
No abstract record available.
Inventors
- 👤 Hawley Charles Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:54
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/16; F02M19/00; F02M19/02; F02M19/0232; F02M29/00; F02M29/04; F02M29/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-07-19 | 1936-01-18 | 1936-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-07-19 | 1940-01-18 | 1940-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-07-19 | 1944-01-18 | 1944-07-19 | $7700.00 | Window Closed / Lapsed |