US2664355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ti-mn-fe alloys
Assignee: Battelle Development Corp
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Filing: 1950-10-06
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Granted: 1953-12-29
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Expires: 1970-10-06
Abstract
No abstract record available.
Inventors
- 👤 Charles M Craighead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:27
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
AN ALLOY CONSISTING ESSENTIALLY OF FROM 1.0% TO 5.0% MANGANESE, FROM 1.0% TO 2.0% IRON, AND THE BALANCE TITANIUM, CHARACTERIZED BY A TENSILE STRENGTH OF AT LEAST ABOUT 25% IN EXCESS OF THE TENSILE STRENGTH OF UNALLOYED TITANIUM, MEASURED IN THE AS-HOT-ROLLED (AT 1450* F.) CONDITION.
Claim 2
Dependent Claim
46 words
AN ALLOY CONSISTING ESSENTIALLY OF FROM 1.0% TO 5.0% MANGANESE, FROM 1.0% TO 2.0% IRON, AND THE BALANCE TITANIUM, CHARACTERIZED BY A TENSILE STRENGTH OF AT LEAST ABOUT 25% IN EXCESS OF THE TENSILE STRENGTH OF UNALLOYED TITANIUM, MEASURED IN THE AS-HOT-ROLLED (AT 1450* F.) CONDITION.
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) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |