US3258335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium alloy
Assignee: Titanium Metals Corp
•
Filing: 1963-11-12
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Granted: 1966-06-28
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Allan J Hatch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:31
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A TITANIUM BASE ALLOY CHARACTERIZED BY AN ESSENTIALLY ALL ALPHA MICROSTRUCTURE AND CONSISTING ESSENTIALLY OF BY WEIGHT; (A) FROM 3.5% TO 4.5% ALUMINUM, (B) FROM 0.1% TO 0.4% OXYGEN, (C) FROM 0.15% TO 0.4% IRON, AND, (D) BALANCE TITANIUM AND INCIDENTAL IMPURITIES.
Claim 2
Dependent Claim
42 words
A TITANIUM BASE ALLOY CHARACTERIZED BY AN ESSENTIALLY ALL ALPHA MICROSTRUCTURE AND CONSISTING ESSENTIALLY OF BY WEIGHT; (A) FROM 3.5% TO 4.5% ALUMINUM, (B) FROM 0.1% TO 0.4% OXYGEN, (C) FROM 0.15% TO 0.4% IRON, AND, (D) BALANCE TITANIUM AND INCIDENTAL IMPURITIES.
References Cited (Backward Citations)
USRE24013E
Cited
US2865742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |