US2506048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Creep testing apparatus
Assignee: Lawrence University
•
Filing: 1946-10-23
•
Granted: 1950-05-02
•
Expires: 1966-10-23
Abstract
No abstract record available.
Inventors
- 👤 Akker Johannes A Van Den
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:32
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/02; G01N3/06; G01N3/062; G01N2203/00; G01N2203/0058; G01N2203/0069; G01N2203/0071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1385164A
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US1594536A
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US1763400A
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US1664833A
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US1908412A
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US2154280A
Cited
DE686420C
Cited
US2206315A
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US2375034A
Cited
US2404584A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |