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US2625619A
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Assignee: McGraw Electric Co
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Filing: 1948-08-07
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Granted: 1953-01-13
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Expires: 1968-08-07
Abstract
No abstract record available.
Inventors
- 👤 Rigert Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:33
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/04; H01H5/14; H01H5/16; H01H9/00; H01H9/0005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR742455A
Cited
US1100515A
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US1427312A
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US1444445A
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US1409008A
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US2273417A
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US2363886A
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GB620371A
Cited
US2488982A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |