Patent US2667846A successfully refreshed from Google Patents.
US2667846A
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US
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Flavor injection unit for frozen dessert machines
Assignee: Individual
•
Filing: 1949-09-02
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Granted: 1954-02-02
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Expires: 1969-09-02
Abstract
No abstract record available.
Inventors
- 👤 Gerald P Grumbly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:58
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/281; A23G9/282; A23G9/44; A23G9/48; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87096; Y10T137/87113; Y10T137/87571; Y10T137/87652; Y10T137/8766; Y10T137/87668
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1568660A
Cited
US2125729A
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US2284651A
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US2313060A
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US2344901A
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US2316165A
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US2347083A
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US2531127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |