US4528481B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of amorphous magnetic alloys to produce a wide range of magnetic properties
Assignee: General Electric Co
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Filing: 1984-04-16
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Granted: 1994-07-26
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Expires: 2004-04-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Becker
- 👤 Fred E Luborsky
- 👤 Israel S Jacobs
- 👤 Richard O Mccary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:48
CPC Classifications
H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/12; H01F1/14; H01F1/147; H01F1/153; H01F1/15341; C; C21; C21D; C21D1/00; C21D1/04; C21D6/00
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) | 1997-07-25 | 1998-01-24 | 1998-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-07-25 | 2002-01-24 | 2002-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-07-25 | 2006-01-24 | 2006-07-26 | $7700.00 | Window Closed / Lapsed |