US2567649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic die-casting machine
Assignee: Individual
•
Filing: 1947-06-07
•
Granted: 1951-09-11
•
Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:02
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/32; B22D17/02; B22D17/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1981381A
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US2246414A
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US2224977A
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US2367303A
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US2298044A
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US2337766A
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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) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |