US2864699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium base alpha aluminumcolumbium-tantalum alloy
Assignee: RMI Co
•
Filing: 1956-12-17
•
Granted: 1958-12-16
•
Expires: 1976-12-17
Abstract
No abstract record available.
Inventors
- 👤 Abkowitz Stanley
- 👤 Paul E Moorhead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:00
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A WELDABLE ALPHA TITANIUM BASE ALLOY CONSISTING OF 7.5% TO 8.5% ALUMINUM, 1.5% TO 2.5% COLUMBIUM, 0.5% TO 1.5% TANTALUM, AND THE BALANCE TITANIUM WITH INCIDENTAL IMPURITIES.
Claim 2
Dependent Claim
27 words
A WELDABLE ALPHA TITANIUM BASE ALLOY CONSISTING OF 7.5% TO 8.5% ALUMINUM, 1.5% TO 2.5% COLUMBIUM, 0.5% TO 1.5% TANTALUM, AND THE BALANCE TITANIUM WITH INCIDENTAL IMPURITIES.
References Cited (Backward Citations)
US2754204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |