US2850268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator-type ice cream freezer
Assignee: Individual
•
Filing: 1953-02-16
•
Granted: 1958-09-02
•
Expires: 1973-02-16
Abstract
No abstract record available.
Inventors
- 👤 William S Miller
- 👤 Frank T Borkowsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:13
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/08; A23G9/12; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7016; Y10T403/7018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1292141A
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US1841434A
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US1873407A
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US1922784A
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US1997035A
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US2013887A
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US2082752A
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US2305288A
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US2566907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |