US2858209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low boron ferrotitanium alloy
Assignee: Union Carbide Corp
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Filing: 1956-09-05
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Granted: 1958-10-28
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Expires: 1976-09-05
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Wyche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:13
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A TERNARY MASTER ALLOY CONSISTING OF BORON, TITANIUM, IRON AND INCIDENTAL IMPURITIES, THE BORON CONSTITUTING UP TO 0.5% OF THE ALLOY, THE TITANTIUM AT LEAST 61% OF THE ALLOY, AND THE REMAINDER IRON AND INCIDENTAL IMPURITIES.
Claim 2
Dependent Claim
36 words
A TERNARY MASTER ALLOY CONSISTING OF BORON, TITANIUM, IRON AND INCIDENTAL IMPURITIES, THE BORON CONSTITUTING UP TO 0.5% OF THE ALLOY, THE TITANTIUM AT LEAST 61% OF THE ALLOY, AND THE REMAINDER IRON AND INCIDENTAL IMPURITIES.
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) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |