US2478893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for liquefying frozen food products
Assignee: Individual
•
Filing: 1945-11-26
•
Granted: 1949-08-16
•
Expires: 1965-11-26
Abstract
No abstract record available.
Inventors
- 👤 David O Brant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:05
CPC Classifications
A; A01; A01J; A01J11/00; A01J11/16; B; B01; B01F; B01F27/00; B01F27/27; B01F27/271; A23; A23B; A23B2/00; A23B2/80; A23B2/82; B01F25/00; B01F2025/91; B01F2025/912; B01F27/2711; B01F27/80; Y; Y10; Y10S; Y10S241/00; Y10S241/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US8670A
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US736657A
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US901217A
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US1766447A
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US1764760A
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US1940353A
Cited
US2211518A
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US2166351A
Cited
US2296564A
Cited
US2328952A
Cited
US2373682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |