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Patent US2815424A successfully refreshed from Google Patents.
US2815424A
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US
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Strain gage
Assignee: Lord Manufacturing Co
•
Filing: 1955-01-17
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Granted: 1957-12-03
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Expires: 1975-01-17
Abstract
No abstract record available.
Inventors
- 👤 Painter Giles Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:53
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/04; G01L5/10; G01L5/102; G01B; G01B7/00; G01B7/16; G01B7/18; G01L1/00; G01L1/20; G01L1/22; G01L1/2206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1773114A
Cited
US2316975A
Cited
US2423867A
Cited
US2416664A
Cited
US2419061A
Cited
US2744181A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |