Patent US2724964A successfully refreshed from Google Patents.
US2724964A
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Method of determining strain values in rigid articles
Assignee: Magnaflux Corp
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Filing: 1952-09-02
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Granted: 1955-11-29
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Expires: 1972-09-02
Abstract
No abstract record available.
Inventors
- 👤 Fred N Singdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:18
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/16; G01B11/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1734698A
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US1783740A
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US2294897A
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US2310845A
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US2475469A
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US2608490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |