US2952056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for injection casting
Assignee: Individual
•
Filing: 1957-10-10
•
Granted: 1960-09-13
•
Expires: 1977-10-10
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Shuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:54
CPC Classifications
G; G21; G21C; G21C21/00; G21C21/02; G21C21/16; B; B22; B22D; B22D18/00; B22D18/06; G21C3/00; G21C3/02; G21C3/04; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998; Y10T29/49988; Y10T29/49989
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1703739A
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US2009489A
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US2160645A
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US2756138A
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US2632216A
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US2564308A
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US2812265A
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US2806271A
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US2792606A
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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) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |