US2882146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature niobium base alloy
Assignee: EIDP Inc
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Filing: 1957-09-27
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Granted: 1959-04-14
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Expires: 1977-09-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Thor N Rhodin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:56
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN ALLOY CONSISTING ESSENTIALLY OF, BY WEIGHT, ABOUT 1-20% TITANIUM, ABOUT 1-20% MOLYBDENUM, ABOUT 1-16% CHROMIUM, AT LEAST 50% NIOBIUM, ABOUT 0-10% TANTALUM, ABOUT 0-10% VANADIUM, ABOUT 0-10% ZIRCONIUM, ABOUT 0-5% MANANGESE, ABOUT 0-5% COBALT ABOUT 0-5% IRON, ABOUT 0-5% MANGANESE, ABOUT 0-5% NICKEL, ABOUT 0-5% TUGSTEN, ABOUT 0-2% BERYLLIUM, ABOUT 0-2% CARBON, ABOUT 0-2% CERIUM, AND ABOUT 0-2% SILICON; THE SUM TOTAL OF TA, V AND ZR BEING ABOUT 0-2; THE SUM TOTAL OF AL, CO, FE, MN, NI, AND W BEING ABOUT 0-10%; AND THE SUM TOTAL OF BE,C, CE, AND SI BEING ABOUT 0-5%.
Claim 2
Dependent Claim
97 words
AN ALLOY CONSISTING ESSENTIALLY OF, BY WEIGHT, ABOUT 1-20% TITANIUM, ABOUT 1-20% MOLYBDENUM, ABOUT 1-16% CHROMIUM, AT LEAST 50% NIOBIUM, ABOUT 0-10% TANTALUM, ABOUT 0-10% VANADIUM, ABOUT 0-10% ZIRCONIUM, ABOUT 0-5% MANANGESE, ABOUT 0-5% COBALT ABOUT 0-5% IRON, ABOUT 0-5% MANGANESE, ABOUT 0-5% NICKEL, ABOUT 0-5% TUGSTEN, ABOUT 0-2% BERYLLIUM, ABOUT 0-2% CARBON, ABOUT 0-2% CERIUM, AND ABOUT 0-2% SILICON; THE SUM TOTAL OF TA, V AND ZR BEING ABOUT 0-2; THE SUM TOTAL OF AL, CO, FE, MN, NI, AND W BEING ABOUT 0-10%; AND THE SUM TOTAL OF BE,C, CE, AND SI BEING ABOUT 0-5%.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |