US2575162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molten metal supplying device for pressure die-casting machines
Assignee: Individual
•
Filing: 1949-07-19
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Granted: 1951-11-13
•
Expires: 1969-07-19
Abstract
No abstract record available.
Inventors
- 👤 Sternberg Jaime De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:15
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/26; B22D17/08; B22D17/10; Y; Y10; Y10S; Y10S425/00; Y10S425/221; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4807; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 0
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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) | 1954-11-12 | 1955-05-14 | 1955-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-12 | 1959-05-14 | 1959-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-12 | 1963-05-14 | 1963-11-13 | $7700.00 | Window Closed / Lapsed |