Patent US2087296A successfully refreshed from Google Patents.
US2087296A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel feeding device
Assignee: Ambac International Corp
•
Filing: 1933-01-31
•
Granted: 1937-07-20
•
Expires: 1953-01-31
Abstract
No abstract record available.
Inventors
- 👤 Ben G Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:09
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/16; F02M37/00; F02M37/04; F02M69/00; F02M69/46; F02M69/50; F02M2700/00; F02M2700/05; F02M2700/055; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86115; Y10T137/86493; Y10T137/86501; Y10T137/86911
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1940-07-19 | 1941-01-18 | 1941-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-07-19 | 1945-01-18 | 1945-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-07-19 | 1949-01-18 | 1949-07-20 | $7700.00 | Window Closed / Lapsed |