US3322579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic hysteresis alloy made by a particular process
Assignee: Permag Corp
•
Filing: 1966-03-04
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Granted: 1967-05-30
•
Expires: 1986-03-04
Abstract
No abstract record available.
Inventors
- 👤 Stanley H Leblang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:19
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/10; C22C38/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1715543A
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US2295082A
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US2499860A
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US2499861A
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US2673310A
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US2797161A
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US3085036A
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US3078197A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |