US2604307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Commercial ice-cream freezer
Assignee: Individual
•
Filing: 1949-07-18
•
Granted: 1952-07-22
•
Expires: 1969-07-18
Abstract
No abstract record available.
Inventors
- 👤 Harvey F Swenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:34
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/281; A23G9/14; A23G9/16; A23G9/163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US952031A
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US1089094A
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US1116177A
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US2134268A
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US2191344A
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US2283487A
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US2243317A
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US2314598A
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US2426368A
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US2474730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |