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US2517010A
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Assignee: McGraw Electric Co
•
Filing: 1946-10-26
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Granted: 1950-08-01
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Expires: 1966-10-26
Abstract
No abstract record available.
Inventors
- 👤 Mcgraw Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:56
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1236302A
Cited
US1516781A
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DE448796C
Cited
US2079759A
Cited
US2205139A
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US2332374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-31 | 1954-01-30 | 1954-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-31 | 1958-01-30 | 1958-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-31 | 1962-01-30 | 1962-08-01 | $7700.00 | Window Closed / Lapsed |