US2955934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature alloy
Assignee: Simonds Saw and Steel Co
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Filing: 1959-06-12
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Granted: 1960-10-11
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Expires: 1979-06-12
Abstract
No abstract record available.
Inventors
- 👤 Charles H Emery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:03
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/053
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
42 words
AN ALLOY CONTAINING NICKEL IN THE RANGE 35% TO 55%, CHROMIUM IN THE RANGE 15% TO 30%, ABOUT 3% EACH OF MOLYBDENUM, TUNGSTEN AND COBALT, WITH SILICON, CARBON AND MANGANESE NOT EXCEEDING 1.75%, 0.20%, AND 2.0%, RESPECTIVELY, THE REMAINDER BEING ESSENTIALLY IRON.
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) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |