US2678268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molybdenum-vanadium alloys
Assignee: Climax Molybdenum Co
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Filing: 1951-10-06
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Granted: 1954-05-11
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Expires: 1971-10-06
Abstract
No abstract record available.
Inventors
- 👤 John L Ham
- 👤 Frederick P Bens
- 👤 Alvin J Herzig
- 👤 George A Timmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:38
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A CAST ALLOY CONSISTING OF AT LEAST 85% MOLYBDENUM AND CHARACTERIZED BY ITS CAPACITY TO BE WORKED AT ELEVATED TEMPERATURES AND ITS HIGH STRENGTH IN A WORKED CONDITION AT ELEVATED TEMPERATURES, SAID ALLOY CONTAINING FROM .25% TO 7% VANADIUM, FROM .003% TO .4% ALUMINUM, FROM ZERO TO .02% CARBON, OXYGEN LESS THAN .02%, AND THE BALANCE CONSISTING OF MOLYBDENUM.
Claim 2
Dependent Claim
59 words
A CAST ALLOY CONSISTING OF AT LEAST 85% MOLYBDENUM AND CHARACTERIZED BY ITS CAPACITY TO BE WORKED AT ELEVATED TEMPERATURES AND ITS HIGH STRENGTH IN A WORKED CONDITION AT ELEVATED TEMPERATURES, SAID ALLOY CONTAINING FROM .25% TO 7% VANADIUM, FROM .003% TO .4% ALUMINUM, FROM ZERO TO .02% CARBON, OXYGEN LESS THAN .02%, AND THE BALANCE CONSISTING OF MOLYBDENUM.
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) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |