Patent US3464220A successfully refreshed from Google Patents.
US3464220A
Expired / Lapsed
US
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Machine for making frozen confection
Assignee: Individual
•
Filing: 1968-02-12
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Granted: 1969-09-02
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Expires: 1988-02-12
Abstract
No abstract record available.
Inventors
- 👤 Louis A M Phelan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:17
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US345059A
Cited
US2629228A
Cited
US2645911A
Cited
US2587127A
Cited
US2958212A
Cited
US3317198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |