Patent US1832671A successfully refreshed from Google Patents.
US1832671A
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US
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Transformer bracing structure
Assignee: Westinghouse Electric Corp
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Filing: 1930-10-20
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Granted: 1931-11-17
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Expires: 1950-10-20
Abstract
No abstract record available.
Inventors
- 👤 Thompson Arthur William
- 👤 Walter M Dann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:18
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/002; H01F27/02
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) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |