US2476545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bilge pump
Assignee: HUNT MILLER CO
•
Filing: 1947-06-07
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Granted: 1949-07-19
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Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 John T Hayward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:50
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1037; F04B53/1047; F04B53/106; F04B53/1065; F04B43/00; F04B43/0009; F04B43/0054; F04B43/0063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |