US3027252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation resistant iron-chromium alloy
Assignee: General Electric Co
•
Filing: 1959-09-29
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Granted: 1962-03-27
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Expires: 1979-09-29
Abstract
No abstract record available.
Inventors
- 👤 James A Mcgurty
- 👤 John F Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:13
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/06; C22C38/00; C22C38/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
28 words
AN ALLOY OF IRON, CHROMIUM, ALUMINUM AND YTTRIUM WHICH CONSISTS OF 3.0 WEIGHT PERCENT ALUMINUM, 1.0 WEIGHT PERCENT YTTRIUM, 25.0 WEIGHT PERCENT CHROMIUM, AND THE BALANCE BEING IRON.
References Cited (Backward Citations)
US2061370A
Cited
US2813789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |