US2865736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of alloying gaseous materials with metals
Assignee: Carpenter Steel Co
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Filing: 1956-02-08
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Granted: 1958-12-23
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Expires: 1976-02-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Howard O Beaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:23
CPC Classifications
C; C21; C21C; C21C7/00; C21C7/04; C21C7/072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A PROCESS FOR INTRODUCING A GASEOUS ALLOYING MATERIAL INTO AN ALLOY, WHICH COMPRISES WITHDRAWING THE ATMOSPHERE SURROUNDING THE MOLTEN ALLOY, INTRODUCING THE GASEOUS MATERIAL OVER THE MOLTEN ALLOY AND THEN CASTING THE MOLTEN ALLY WHILE IN CONTACT WITH THE GASEOUS MATERIAL.
Claim 2
Dependent Claim
41 words
A PROCESS FOR INTRODUCING A GASEOUS ALLOYING MATERIAL INTO AN ALLOY, WHICH COMPRISES WITHDRAWING THE ATMOSPHERE SURROUNDING THE MOLTEN ALLOY, INTRODUCING THE GASEOUS MATERIAL OVER THE MOLTEN ALLOY AND THEN CASTING THE MOLTEN ALLY WHILE IN CONTACT WITH THE GASEOUS MATERIAL.
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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |