US3038798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium-niobium alloys
Assignee: Kennecott Corp
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Filing: 1960-05-02
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Granted: 1962-06-12
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Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Lewis W Berger
- 👤 Robert I Jaffee
- 👤 Dean N Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/02; C22C14/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
39 words
TITANIUM-NIOBIUM-BASE ALLOYS OF THE BETA-PHASE TYPE CONSISTING OF FROM ABOUT 30 PERCENT TO ABOUT 70 PERCENT NIOBIUM, FROM ABOUT 30 PERCENT TO ABOUT 40 PERCENT OF AN ELEMENT FROM THE GROUP CONSISTING OF VANADIUM, ZIRCONIUM, AND TANTALUM, BALANCE TITANIUM.
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) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |