US3023091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of heating and levitating molten material
Assignee: Raytheon Co
•
Filing: 1959-03-02
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Granted: 1962-02-27
•
Expires: 1979-03-02
Abstract
No abstract record available.
Inventors
- 👤 Charles G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:18
CPC Classifications
C; C30; C30B; C30B13/00; C30B13/04; Y; Y10; Y10S; Y10S117/00; Y10S117/901; Y10S65/00; Y10S65/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
THE METHOD OF REDISTRIBUTING THE INGREDIENTS IN A BODY OF FUSIBLE MATERIAL, SAID METHOD COMPRISING SUBJECTING SAID BODY TO ELECTRICAL ENERGY OF AT LEAST TWO DIFFERENT FREQUENCIES TO ESTABLISH A MOLTEN REGION THEREIN AND TO SUBSTANTIALLY RESTRICT SAID MOLTEN REGION THEREIN, AND PROGRESSIVELY MOVING SAID MOLTEN REGION ALONG SAID BODY.
Claim 2
Independent Claim
50 words
THE METHOD OF REDISTRIBUTING THE INGREDIENTS IN A BODY OF FUSIBLE MATERIAL, SAID METHOD COMPRISING SUBJECTING SAID BODY TO ELECTRICAL ENERGY OF AT LEAST TWO DIFFERENT FREQUENCIES TO ESTABLISH A MOLTEN REGION THEREIN AND TO SUBSTANTIALLY RESTRICT SAID MOLTEN REGION THEREIN, AND PROGRESSIVELY MOVING SAID MOLTEN REGION ALONG SAID BODY.
References Cited (Backward Citations)
US2686864A
Cited
US2686865A
Cited
US2898249A
Cited
US2743199A
Cited
US2870309A
Cited
US2897329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |