US3573112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic sheets with (100)(hkl) texture
Assignee: Westinghouse Electric Corp
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Filing: 1967-11-06
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Granted: 1971-03-30
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Expires: 1987-11-06
Abstract
Abstract IRON OR IRON-BASE ALLOY SHEET HAVING A COMPOSITION IN WHICH THE GAMMA PHASE OR FACE CENTERED LATTICE STRUCTURE PREDOMINATES AT ELEVATED TEMPERATURE WHILE THE ALPHA PHASE OF BODY CENTERED CUBIC LATTICE STRUCTURE PREDOMINATES AT LOWER TEMPERATURE LEVELS, THE SHEET BEING COMPOSED OF A HIGH PROPORTION OF ALPHA PHASE GRAINS EXHIBITING A (100) (HKL) TEXTURE.
Inventors
- 👤 Robert G Aspden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:15
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/12; C21D8/1244; C21D8/1255
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-29 | 1974-09-28 | 1975-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-29 | 1978-09-28 | 1979-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-29 | 1982-09-28 | 1983-03-30 | $7700.00 | Window Closed / Lapsed |