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US2712756A
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Static and dynamic testing machine
Assignee: Greer Hydraulics Inc
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Filing: 1951-05-29
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Granted: 1955-07-12
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Expires: 1971-05-29
Abstract
No abstract record available.
Inventors
- 👤 Edward M Greer
- 👤 Henry A Polanski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:35
CPC Classifications
G; G01; G01M; G01M13/00; G01M13/02; G01N; G01N3/00; G01N3/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-11 | 1959-01-10 | 1959-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-11 | 1963-01-10 | 1963-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-11 | 1967-01-10 | 1967-07-12 | $7700.00 | Window Closed / Lapsed |