Patent US2591071A successfully refreshed from Google Patents.
US2591071A
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Apparatus for filling liquid containers having vertically adjustable tank and constant level valves
Assignee: HORIX Manufacturing Co
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Filing: 1950-11-10
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Granted: 1952-04-01
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Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
- 👤 Huggins Leroy Gale
- 👤 Wilbur H Bulcao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:52
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/02; B67C3/22; B67C3/24; B67C3/246; B67C3/26; B67C3/2637; B67C7/00; B67C7/0006; B67C7/004; B67C7/0046; B67C2007/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US491753A
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US554999A
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US620877A
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US1793684A
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US2122150A
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US2272208A
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US2436812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |