Patent US1877803A successfully refreshed from Google Patents.
US1877803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection pump for internal combustion engines
Assignee: Amal Ltd
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Filing: 1932-01-23
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Granted: 1932-09-20
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Expires: 1952-01-23
Abstract
No abstract record available.
Inventors
- 👤 Brown Clement
- 👤 Comery William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:23
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/02; F02M59/20; F02M59/34; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1358
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) | 1935-09-20 | 1936-03-21 | 1936-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-09-20 | 1940-03-21 | 1940-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-09-20 | 1944-03-21 | 1944-09-20 | $7700.00 | Window Closed / Lapsed |