Patent US2978321A successfully refreshed from Google Patents.
US2978321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation resistant alloy
Assignee: General Electric Co
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Filing: 1959-09-29
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Granted: 1961-04-04
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 James A Mcgurty
- 👤 Earl S Funston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:03
CPC Classifications
C; C22; C22C; C22C25/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A BINARY ALLOY OF YTTRIUM AND BERYLLIUM WHICH CONSISTS OF FROM 15.0 TO 50.0 WEIGHT PERCENT YTTRIUM AND THE BALANCE BEING BERYLLIUM.
Claim 2
Dependent Claim
22 words
A BINARY ALLOY OF YTTRIUM AND BERYLLIUM WHICH CONSISTS OF FROM 15.0 TO 50.0 WEIGHT PERCENT YTTRIUM AND THE BALANCE BEING BERYLLIUM.
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |