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Patent US3474821A successfully refreshed from Google Patents.
US3474821A
Expired / Lapsed
US
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Slush beverage machine
Assignee: Individual
•
Filing: 1967-06-28
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Granted: 1969-10-28
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Expires: 1987-06-28
Abstract
No abstract record available.
Inventors
- 👤 Norris R Fuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:46
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/045; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7297; Y10T137/73; Y10T137/7306; Y10T137/7722; Y10T137/7723; Y10T137/8158; Y10T137/8342; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2051180A
Cited
US3004404A
Cited
US3228203A
Cited
US3305132A
Cited
US3285474A
Cited
US3400551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |