US2595780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing germanium pellets
Assignee: General Electric Co
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Filing: 1949-12-23
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Granted: 1952-05-06
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Expires: 1969-12-23
Abstract
No abstract record available.
Inventors
- 👤 Jr William C Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:31
CPC Classifications
B; B22; B22F; B22F9/00; B22F9/02; B22F9/06; B22F9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE METHOD OF PRODUCING GERMANIUM PELLETS, WHICH METHODS COMPRISES PLACING A GERMANIUM INGOT WITHIN A CRUCIBLE HAVING A SMALL HOLE AT THE BOTTOM, PASSING UNDER PREDETERMINED PRESSURE A GAS CHEMICALLY INACTIVE TO GERMANIUM AROUND THE INGOT AND THROUGH THE CRUCIBLE HOLE, AND THEN HEATING THE GERMANIUM INGOT ABOVE ITS MELTING POINT WHILE IT IS SUBJECTED TO THE INFLUENCE OF THE ENCOMPASSING GAS TO FORM MOLTEN DROPLETS OF GERMANIUM BLOWN OUT OF THE HOLE BY THE FORCE OF SAID GAS WHILE THE GERMANIUM IS MELTING.
Claim 2
Independent Claim
84 words
THE METHOD OF PRODUCING GERMANIUM PELLETS, WHICH METHODS COMPRISES PLACING A GERMANIUM INGOT WITHIN A CRUCIBLE HAVING A SMALL HOLE AT THE BOTTOM, PASSING UNDER PREDETERMINED PRESSURE A GAS CHEMICALLY INACTIVE TO GERMANIUM AROUND THE INGOT AND THROUGH THE CRUCIBLE HOLE, AND THEN HEATING THE GERMANIUM INGOT ABOVE ITS MELTING POINT WHILE IT IS SUBJECTED TO THE INFLUENCE OF THE ENCOMPASSING GAS TO FORM MOLTEN DROPLETS OF GERMANIUM BLOWN OUT OF THE HOLE BY THE FORCE OF SAID GAS WHILE THE GERMANIUM IS MELTING.
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) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |