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Patent US2547481A successfully refreshed from Google Patents.
US2547481A
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Beverage dispensing apparatus with recirculating means
Assignee: MCDONALD Co
•
Filing: 1945-05-01
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Granted: 1951-04-03
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Expires: 1965-05-01
Abstract
No abstract record available.
Inventors
- 👤 William J Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:25
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/44; A47J31/50; Y; Y10; Y10T; Y10T137/00; Y10T137/4673; Y10T137/4807; Y10T137/6416; Y10T137/6579; Y10T137/8593; Y10T137/85954
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1882247A
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US2066703A
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US1981171A
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US2228648A
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US2321906A
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US2430501A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |