Patent US2812663A successfully refreshed from Google Patents.
US2812663A
Expired / Lapsed
US
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Apparatus for sampling or injecting fluids
Assignee: Gilbarco Inc
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Filing: 1955-07-20
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Granted: 1957-11-12
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Expires: 1975-07-20
Abstract
No abstract record available.
Inventors
- 👤 George S Schonewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:05
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1101568A
Cited
US1950854A
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US2137128A
Cited
US2147983A
Cited
US2314372A
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US2640542A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |