US2661285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonferrous alloy
Assignee: Individual
•
Filing: 1950-02-25
•
Granted: 1953-12-01
•
Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 Gorschalki Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:45
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A STAINLESS NON-FERROUS ALLOY HAVING THE CHARACTERISTICS OF HIGHER TENSILE STRENGTH THAN NICKEL-CHROMIUM ALLOYS AND OF RESISTANCE TO CORROSION TO ACID, ALKALI, SEA WATER AND CORROSIVE GASES, SAID ALLOY CONSISTING OF NICKEL, CHROMIUM, MANAGANESE AND MOLYBDENUM IN THE APPROXIMATE PROPORTIONS OF 69% BY WEIGHT OF NICKEL, 16% TO 25% BY WEIGHT OF CHROMIUM, 2% TO 4% BY WEIGHT OF MANGANESE AND ABOUT 1/2% BY TO 2% BY WEIGHT OF MOLYBDENUM, BASED ON THE TOTAL WEIGHT OF THE NICKEL, CHROMIUM, MANGANESE AND MOLYBDENUM IN THE ALLOY, AND FREE OF MATERIAL SUBVERSIVE OF SAID CHARACTERISTICS.
Claim 2
Dependent Claim
93 words
A STAINLESS NON-FERROUS ALLOY HAVING THE CHARACTERISTICS OF HIGHER TENSILE STRENGTH THAN NICKEL-CHROMIUM ALLOYS AND OF RESISTANCE TO CORROSION TO ACID, ALKALI, SEA WATER AND CORROSIVE GASES, SAID ALLOY CONSISTING OF NICKEL, CHROMIUM, MANAGANESE AND MOLYBDENUM IN THE APPROXIMATE PROPORTIONS OF 69% BY WEIGHT OF NICKEL, 16% TO 25% BY WEIGHT OF CHROMIUM, 2% TO 4% BY WEIGHT OF MANGANESE AND ABOUT 1/2% BY TO 2% BY WEIGHT OF MOLYBDENUM, BASED ON THE TOTAL WEIGHT OF THE NICKEL, CHROMIUM, MANGANESE AND MOLYBDENUM IN THE ALLOY, AND FREE OF MATERIAL SUBVERSIVE OF SAID CHARACTERISTICS.
References Cited (Backward Citations)
GB190726940A
Cited
US1115239A
Cited
US1572996A
Cited
US1489166A
Cited
GB354765A
Cited
US2480432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |