US2597269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the mold casting of metals
Assignee: Ajax Engineering Corp
•
Filing: 1946-01-18
•
Granted: 1952-05-20
•
Expires: 1966-01-18
Abstract
No abstract record available.
Inventors
- 👤 Tama Manuel
- 👤 Tama Mario
- 👤 Hoff James Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:58
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/30; H; H05; H05B; H05B6/00; H05B6/02; H05B6/16; H05B6/20; Y; Y10; Y10S; Y10S266/00; Y10S266/90
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |