US2780545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-temperature alloy
Assignee: Battelle Development Corp
•
Filing: 1954-02-03
•
Granted: 1957-02-05
•
Expires: 1974-02-03
Abstract
No abstract record available.
Inventors
- 👤 Howard A Blank
- 👤 Donald P Moon
- 👤 Albert M Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:08
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A FORGEABLE HIGH-TEMPERATURE, HIGH-STRENGTH ALLOY CONSISTING OF 60% TO 80% CHROMIUM, 5% TO 11% MOLYBDENUM, 1.4% TO 3% TITANIUM, AND THE BALANCE ESSENTIALLY IRON.
Claim 2
Dependent Claim
24 words
A FORGEABLE HIGH-TEMPERATURE, HIGH-STRENGTH ALLOY CONSISTING OF 60% TO 80% CHROMIUM, 5% TO 11% MOLYBDENUM, 1.4% TO 3% TITANIUM, AND THE BALANCE ESSENTIALLY IRON.
References Cited (Backward Citations)
DE246035C
Cited
US1365091A
Cited
US1346343A
Cited
US2124020A
Cited
US2292694A
Cited
US2297687A
Cited
US2297686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |