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Patent US2530184A successfully refreshed from Google Patents.
US2530184A
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Strain measuring instrument
Assignee: Curtiss Wright Corp
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Filing: 1944-01-19
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Granted: 1950-11-14
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Expires: 1964-01-19
Abstract
No abstract record available.
Inventors
- 👤 Louis D Statham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:56
CPC Classifications
G; G01; G01M; G01M5/00; G01M5/0083; G01L; G01L1/00; G01L1/20; G01L1/22; G01L1/225; G01M5/0041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1877739A
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US2047343A
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GB406360A
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US2135587A
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US2218629A
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US2252464A
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US2246575A
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US2360886A
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US2389615A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |