Patent US2485579A successfully refreshed from Google Patents.
US2485579A
Expired / Lapsed
US
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Fluid inspection apparatus
Assignee: Individual
•
Filing: 1946-03-01
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Granted: 1949-10-25
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Expires: 1966-03-01
Abstract
No abstract record available.
Inventors
- 👤 Myron A Elliott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:28
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/22; G01N27/226
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US995728A
Cited
US1701331A
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US2071607A
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US2192062A
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US2108580A
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US2129008A
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US2133483A
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US2266114A
Cited
US2304448A
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US2428898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |