US2810643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium base alloys
Assignee: Allegheny Ludlum Steel Corp
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Filing: 1953-08-13
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Granted: 1957-10-22
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Expires: 1973-08-13
Abstract
No abstract record available.
Inventors
- 👤 Paul S Methe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:40
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A TITANIUM BASE ALLOY CONSISTING OF, FROM ABOUT 71/2% TO ABOUT 10% ALUMINUM, ABOUT 2% TO ABOUT 3% OF NOT LESS THAN TWO NOR MORE THAB THREE BETA STABILIZERS SELECTED FROM A GROUP CONSISTING OF CHROMIUM, IRON, MOLBDEUM, AND VANSDIUM, EACH OF THE STABILIZERS PRESENT IN THE ALLOY, BEING IN AN AMOUNT OF ABOUT 0.85% TO ABOUT 1.15%, AND THE BALANCE BEING ESSENTIALLY TITANIUM WITH INCIDENTAL IMPURITIES.
Claim 2
Dependent Claim
67 words
A TITANIUM BASE ALLOY CONSISTING OF, FROM ABOUT 71/2% TO ABOUT 10% ALUMINUM, ABOUT 2% TO ABOUT 3% OF NOT LESS THAN TWO NOR MORE THAB THREE BETA STABILIZERS SELECTED FROM A GROUP CONSISTING OF CHROMIUM, IRON, MOLBDEUM, AND VANSDIUM, EACH OF THE STABILIZERS PRESENT IN THE ALLOY, BEING IN AN AMOUNT OF ABOUT 0.85% TO ABOUT 1.15%, AND THE BALANCE BEING ESSENTIALLY TITANIUM WITH INCIDENTAL IMPURITIES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |