Patent US3012862A successfully refreshed from Google Patents.
Patent US1571293A successfully refreshed from Google Patents.
US1571293A
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Assignee: Westinghouse Electric Corp
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Filing: 1922-05-19
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Granted: 1926-02-02
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Expires: 1942-05-19
Abstract
No abstract record available.
Inventors
- 👤 Moss Charles Mcl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:21
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/37; G01F1/372; G01F15/00; G01F15/07; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/108; Y10T137/1171
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) | 1929-02-01 | 1929-08-03 | 1930-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-02-01 | 1933-08-03 | 1934-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-02-01 | 1937-08-03 | 1938-02-02 | $7700.00 | Window Closed / Lapsed |