Patent US2656512A successfully refreshed from Google Patents.
US2656512A
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Watthour meter having preformed current windings
Assignee: Westinghouse Electric Corp
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Filing: 1950-02-03
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Granted: 1953-10-20
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Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 Bernard E Lenehan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:48
CPC Classifications
G; G01; G01R; G01R11/00; G01R11/36; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49073
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US963907A
Cited
US1376011A
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US1424016A
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US1691125A
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GB294831A
Cited
US1969499A
Cited
US2177274A
Cited
US2349242A
Cited
US2374018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |