Patent US2924772A successfully refreshed from Google Patents.
US2924772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Identometer for transformer steels
Assignee: ITE Circuit Breaker Co
•
Filing: 1957-08-23
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Granted: 1960-02-09
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Expires: 1977-08-23
Abstract
No abstract record available.
Inventors
- 👤 David H Reighter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:24
CPC Classifications
G; G01; G01R; G01R33/00; G01R33/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2130882A
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US2207592A
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US2255053A
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US2467306A
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US2467211A
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US2519367A
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US2689332A
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US2644920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |