Patent US2548641A successfully refreshed from Google Patents.
US2548641A
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US
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Apparatus for mixing and dispensing beverages
Assignee: I Lefkowitz & Sons Inc
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Filing: 1949-09-23
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Granted: 1951-04-10
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Expires: 1969-09-23
Abstract
No abstract record available.
Inventors
- 👤 Whipple Jack Van Horn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:26
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/12; B67D1/1202; B67D1/1204; B67D1/1231; B67D1/0015; B67D1/0021; B67D1/0022; B67D1/0034; B67D1/0035; B67D1/0037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1140548A
Cited
US1429574A
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US1743738A
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US1842877A
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US2284255A
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US2981496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |