US2463481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for collecting liquid sediments
Assignee: Individual
•
Filing: 1944-06-19
•
Granted: 1949-03-01
•
Expires: 1964-06-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Nicolas Ferraez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:44
CPC Classifications
G; G01; G01N; G01N15/00; G01N15/06; G01N15/0606; G01N15/0618
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL24498C
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US1893735A
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US2055252A
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US1963080A
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US2099038A
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US2187514A
Cited
US2177060A
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US2225984A
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US2345290A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |