Patent US3031297A successfully refreshed from Google Patents.
US3031297A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation resistant alloy
Assignee: General Electric Co
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Filing: 1959-11-03
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Granted: 1962-04-24
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Expires: 1979-11-03
Abstract
No abstract record available.
Inventors
- 👤 Baranow Sanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:26
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
AN ALLOY OF IRON, CHROMIUM, CALCIUM AND YTTRIUM WHICH CONSISTS OF FROM 0.005 TO 0.0015 WEIGHT PERCENT CALCIUM, FROM 0.5 TO 1.5 WEIGHT PERCENT YTTRIUM, FROM 20.0 TO 35.0 WEIGHT PERCENT CHROMIUM, AND THE BALANCE BEING IRON.
Claim 2
Dependent Claim
37 words
AN ALLOY OF IRON, CHROMIUM, CALCIUM AND YTTRIUM WHICH CONSISTS OF FROM 0.005 TO 0.0015 WEIGHT PERCENT CALCIUM, FROM 0.5 TO 1.5 WEIGHT PERCENT YTTRIUM, FROM 20.0 TO 35.0 WEIGHT PERCENT CHROMIUM, AND THE BALANCE BEING IRON.
References Cited (Backward Citations)
US2104836A
Cited
GB488926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |