US3049425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloys
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1959-11-12
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Granted: 1962-08-14
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Expires: 1979-11-12
Abstract
No abstract record available.
Inventors
- 👤 Fentiman William Percival
- 👤 Ames Stuart Leslie
- 👤 Morton Peter Harlow
- 👤 Mead Harry Wilfrid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:14
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
TITANIUM-BASE ALLOYS CONSISTING ESSENTIALLY OF TIN AND ALUMINUM IN THE AREA DEFINED BY STRAIGHT LINES CONNECTING THE FOLLOWING FOUR COMPOSITIONS IN THE TERNARY CONSTITUTIONAL DIAGRAM OF THE TITANIUM-TIN-ALUMINUM SYSTEM: 14% TIN, 0.5% ALUMINUM; 14% TIN, 2.2% ALUMIMIUM; 7% TIN, 4.25% ALUMINUM; 7% TIN, 2.5% ALUMINIUM, UP TO 0.5% SILICON, 1%-10% ZIRCONIUM, 1%-5% MOLYBDENUM, BALANCE TITANIUM AND USUAL IMPURITIES, SAID PERCENTAGES BEING BY WEIGHT.
Claim 2
Dependent Claim
63 words
TITANIUM-BASE ALLOYS CONSISTING ESSENTIALLY OF TIN AND ALUMINUM IN THE AREA DEFINED BY STRAIGHT LINES CONNECTING THE FOLLOWING FOUR COMPOSITIONS IN THE TERNARY CONSTITUTIONAL DIAGRAM OF THE TITANIUM-TIN-ALUMINUM SYSTEM: 14% TIN, 0.5% ALUMINUM; 14% TIN, 2.2% ALUMIMIUM; 7% TIN, 4.25% ALUMINUM; 7% TIN, 2.5% ALUMINIUM, UP TO 0.5% SILICON, 1%-10% ZIRCONIUM, 1%-5% MOLYBDENUM, BALANCE TITANIUM AND USUAL IMPURITIES, SAID PERCENTAGES BEING BY WEIGHT.
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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |