US2666698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloys of titanium containing aluminum and iron
Assignee: RMI Co
•
Filing: 1951-07-24
•
Granted: 1954-01-19
•
Expires: 1971-07-24
Abstract
No abstract record available.
Inventors
- 👤 Robert H Dickinson
- 👤 Lee S Busch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:42
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
24 words
TITANIUM ALLOYS CONSISTING OF FROM 0.75% TO 6% ALUMINUM, 0.75% TO 7% IRON, FROM 0.25% TO 1% SILICON, THE REST BEING ESSENTIALLY ALL TITANIUM.
Claim 2
Dependent Claim
24 words
TITANIUM ALLOYS CONSISTING OF FROM 0.75% TO 6% ALUMINUM, 0.75% TO 7% IRON, FROM 0.25% TO 1% SILICON, THE REST BEING ESSENTIALLY ALL TITANIUM.
Claim 3
Dependent Claim
28 words
A TITANIUM BASE ALLOY CONSISTING OF 0.75% TO 6% ALUMINUM, 0.75% TO 7% IRON, 0.25% TO 0.75% CARBON, 0.25% TO 1% SILICON, THE REST BEING ESSENTIALLY ALL TITANIUM.
Claim 4
Dependent Claim
28 words
A TITANIUM BASE ALLOY CONSISTING OF 0.75% TO 6% ALUMINUM, 0.75% TO 7% IRON, 0.25% TO 0.75% CARBON, 0.25% TO 1% SILICON, THE REST BEING ESSENTIALLY ALL TITANIUM.
References Cited (Backward Citations)
US2575962A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |