US2951504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overrun control valve for ice cream dispensers
Assignee: FLORENCE PATTY
•
Filing: 1957-09-03
•
Granted: 1960-09-06
•
Expires: 1977-09-03
Abstract
No abstract record available.
Inventors
- 👤 Mcbroom James Cullin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:35
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/20; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86187; Y10T137/86228; Y10T137/86292; Y10T137/86324; Y10T137/86332; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87917; Y10T137/88054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |