Patent US2670624A successfully refreshed from Google Patents.
US2670624A
Expired / Lapsed
US
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Apparatus for measurement of low rate deformability
Assignee: Standard Oil Co
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Filing: 1950-04-04
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Granted: 1954-03-02
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Expires: 1970-04-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert B Faris
- 👤 Harley F Hardman
- 👤 Melvin M Fink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:46
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1827805A
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US2122203A
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US2293488A
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US2185340A
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US2346981A
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US2377869A
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US2338338A
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US2426390A
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US2404584A
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US2504985A
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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) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |