US2719494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice cream dispensing mechanism
Assignee: NAT DAIRY RES LAB Inc
•
Filing: 1951-07-06
•
Granted: 1955-10-04
•
Expires: 1971-07-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Newton E Spiess
- 👤 Arnold R Adler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:16
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/22; A23G9/28; A23G9/287
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US756259A
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US1091643A
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US1412727A
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US1524792A
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US1544802A
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US1698716A
Cited
US1758028A
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US1883829A
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US1940508A
Cited
US2191524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |