US3123468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloy steel and method
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:30
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/18; C22C38/40; C22C38/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
RECIPITATION-HARDENABLE CHROMIUM-NICKEL-MOLYBDENUM ALLOY STEEL ESSENTIALLY CONSISTING OF ABOUT % TO 14% CHROMIUM, 4% TO 12% NICKEL, 4% TO 12% MOLYBDENUM, WITH THE RATIO BETWEEN THE SUM OF THE CHROMIUM AND MOLYBDENUM CONTENTS AND THE NICKEL CONTENT RANGING FROM ABOUT 1.7 TO 4.7 AND THE REMAINDER ESSENTIALLY IRON.
Claim 2
Dependent Claim
47 words
RECIPITATION-HARDENABLE CHROMIUM-NICKEL-MOLYBDENUM ALLOY STEEL ESSENTIALLY CONSISTING OF ABOUT % TO 14% CHROMIUM, 4% TO 12% NICKEL, 4% TO 12% MOLYBDENUM, WITH THE RATIO BETWEEN THE SUM OF THE CHROMIUM AND MOLYBDENUM CONTENTS AND THE NICKEL CONTENT RANGING FROM ABOUT 1.7 TO 4.7 AND THE REMAINDER ESSENTIALLY IRON.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |