Patent US2821475A successfully refreshed from Google Patents.
US2821475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium base alloys
Assignee: Rem Cru Titanium Inc
•
Filing: 1957-01-24
•
Granted: 1958-01-28
•
Expires: 1977-01-24
Abstract
No abstract record available.
Inventors
- 👤 Robert I Jaffee
- 👤 Horace R Ogden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:36
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN ALLOY CONSISTING ESSENTIALLY OF: ABOUT 0.5 TO 8% ALUMINUM, 10 TO 40% MOLYBDENUM, UP TO A TOTAL OF ABOUT 0.5% FOR CARBON, OXYGEN AND NITROGEN, BUT NOT TO EXCEED ABOUT 0.3% FOR CARBON AND 0.15% EACH FOR OXYGEN AND NITROGEN, BALANCE SUBSTANTIALLY TITANIUM, CHARACTERIZED IN HAVING BETA-QUENCHED, A SUBSTANTIALLY ALL-BETA MICROSTRUCTURE, A TENSILE STRENGTH OF AT LEAST 100,00 P.S.I., A TENSILE ELONGATION OF AT LEAST 2%, AND A BEND DUCTILITY OF NOT OVER 20T.
Claim 2
Dependent Claim
75 words
AN ALLOY CONSISTING ESSENTIALLY OF: ABOUT 0.5 TO 8% ALUMINUM, 10 TO 40% MOLYBDENUM, UP TO A TOTAL OF ABOUT 0.5% FOR CARBON, OXYGEN AND NITROGEN, BUT NOT TO EXCEED ABOUT 0.3% FOR CARBON AND 0.15% EACH FOR OXYGEN AND NITROGEN, BALANCE SUBSTANTIALLY TITANIUM, CHARACTERIZED IN HAVING BETA-QUENCHED, A SUBSTANTIALLY ALL-BETA MICROSTRUCTURE, A TENSILE STRENGTH OF AT LEAST 100,00 P.S.I., A TENSILE ELONGATION OF AT LEAST 2%, AND A BEND DUCTILITY OF NOT OVER 20T.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |