Patent US4857727A successfully refreshed from Google Patents.
US2659232A
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Apparatus for making stress-strain tests
Assignee: General Electric Co
•
Filing: 1949-05-27
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Granted: 1953-11-17
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Expires: 1969-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jack D Lubahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:29
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/02; G01N3/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19014; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19307
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1103691A
Cited
US1728279A
Cited
US1877467A
Cited
US1935421A
Cited
US2014357A
Cited
US2153317A
Cited
US2164993A
Cited
US2198040A
Cited
US2181728A
Cited
US2362589A
Cited
GB541203A
Cited
US2555633A
Cited
US2496420A
Cited
US2560135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |