US2764482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum-magnesium casting alloys
Assignee: WILLIAM F JOBBINS Inc
•
Filing: 1950-08-24
•
Granted: 1956-09-25
•
Expires: 1970-08-24
Abstract
No abstract record available.
Inventors
- 👤 Charles B Willmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:44
CPC Classifications
C; C22; C22C; C22C21/00; C22C21/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
AN ALUMINUM BASE ALLOY FOR SAND CASTING CONSISTING ESSENTIALLY OF 3-9 PERCENT BY WEIGHT MAGNESIUM, 0.001-0.2 PERCENT BY WEIGHT BERYLLIUM, 0.001-LESS THAN 0.01 PERCENT BY WEIGHT BORON, AND 0.05-0.25 PERCENT BY WEIGHT TITANIUM, THE BALANCE BEING ALUMINUM.
Claim 2
Dependent Claim
37 words
AN ALUMINUM BASE ALLOY FOR SAND CASTING CONSISTING ESSENTIALLY OF 3-9 PERCENT BY WEIGHT MAGNESIUM, 0.001-0.2 PERCENT BY WEIGHT BERYLLIUM, 0.001-LESS THAN 0.01 PERCENT BY WEIGHT BORON, AND 0.05-0.25 PERCENT BY WEIGHT TITANIUM, THE BALANCE BEING ALUMINUM.
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) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |