US2968860A
Expired / Lapsed
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Method of obtaining selective directional critical elongation in sheet magnetic material
Assignee: General Electric Co
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Filing: 1957-05-23
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Granted: 1961-01-24
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Expires: 1977-05-23
Abstract
No abstract record available.
Inventors
- 👤 Charles E Mereness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:16
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/12; C21D8/1216; H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/12; H01F1/14; C21D8/1294; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/4902; Y10T29/49075; Y10T29/49078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |