Patent US2433360A successfully refreshed from Google Patents.
US2433360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear pump
Assignee: Individual
•
Filing: 1945-01-25
•
Granted: 1947-12-30
•
Expires: 1965-01-25
Abstract
No abstract record available.
Inventors
- 👤 Hiram H Haight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:22
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/08; F04C2/10; F04C2/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1372576A
Cited
US1739139A
Cited
GB270000A
Cited
US1709580A
Cited
US1768818A
Cited
US1864458A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-29 | 1951-06-30 | 1951-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-29 | 1955-06-30 | 1955-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-29 | 1959-06-30 | 1959-12-30 | $7700.00 | Window Closed / Lapsed |