US2740262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow attachment for soft cream freezers
Assignee: Individual
•
Filing: 1953-02-09
•
Granted: 1956-04-03
•
Expires: 1973-02-09
Abstract
No abstract record available.
Inventors
- 👤 Otis M Stalkup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:28
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1783867A
Cited
US1874718A
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US2001344A
Cited
US2020946A
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US2210366A
Cited
US2274220A
Cited
US2522648A
Cited
US2687019A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |