US2207270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for determining stresses in piping arrangements
Assignee: Westinghouse Electric Corp
•
Filing: 1938-05-11
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Granted: 1940-07-09
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Expires: 1958-05-11
Abstract
No abstract record available.
Inventors
- 👤 Harold W Semar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:58
CPC Classifications
G; G01; G01M; G01M5/00; G01M5/0041; G01M5/005; G01M5/0058; G01N; G01N3/00; G01N3/08; G01N3/18; G01N2203/00; G01N2203/02; G01N2203/022; G01N2203/0244; G01N2203/0246; G01N2203/026; G01N2203/0262; G01N2203/0274
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) | 1943-07-09 | 1944-01-08 | 1944-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-09 | 1948-01-08 | 1948-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-09 | 1952-01-08 | 1952-07-09 | $7700.00 | Window Closed / Lapsed |