Patent US2703277A successfully refreshed from Google Patents.
US2703277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel-base alloy for high temperature service
Assignee: Union Carbide Corp
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Filing: 1952-06-12
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Granted: 1955-03-01
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Expires: 1972-06-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Howard R Spendelow
- 👤 Crafts Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:36
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A NICKEL-BASE ALLOY CAPABLE OF BEING ROLLED TO SHEET AND COMPOUND OF ABOUT 22% CHROMIUM: 18% IRON; 9% MOLYBDENUM; UP TO 2.5% COBALT; UP TO 1% WOLFRAM; UP TO 1% MANGANESE; UP TO 1% SILICON; 0.05% TO 0.15% CARBON; THE REMAINDER NICKLE.
Claim 2
Dependent Claim
42 words
A NICKEL-BASE ALLOY CAPABLE OF BEING ROLLED TO SHEET AND COMPOUND OF ABOUT 22% CHROMIUM: 18% IRON; 9% MOLYBDENUM; UP TO 2.5% COBALT; UP TO 1% WOLFRAM; UP TO 1% MANGANESE; UP TO 1% SILICON; 0.05% TO 0.15% CARBON; THE REMAINDER NICKLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-28 | 1958-08-30 | 1959-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-28 | 1962-08-30 | 1963-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-28 | 1966-08-30 | 1967-03-01 | $7700.00 | Window Closed / Lapsed |