US3610032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triaxial stress test apparatus
Assignee: Individual
•
Filing: 1970-02-26
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Granted: 1971-10-05
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Expires: 1990-02-26
Abstract
Abstract APPARATUS FOR TESTING SPHERICAL TANK CRITICAL SECTIONS EXPOSED TO EXTERNAL FLUID PRESSURE IN WHICH TRIAXIAL STRESSES ARE INDUCED IN FULL SIZE REPRESENTATIVE SAMPLES OF HARD STRUCTURE CONTAINMENTS FOR USE IN FUEL CELL APPLICATIONS IN DEEP SUBMERGENCE ENVIRONMENTS.
Inventors
- 👤 Joseph S Di Crispino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:37
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/10; G01N3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |