Patent US3398550A successfully refreshed from Google Patents.
US3398550A
Expired / Lapsed
US
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Liquid supply control system for a beverage dispenser
Assignee: Individual
•
Filing: 1967-09-05
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Granted: 1968-08-27
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Expires: 1987-09-05
Abstract
No abstract record available.
Inventors
- 👤 Charles M Lents
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:42
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0043; B67D1/0044; B67D1/0046; B67D1/0047; B67D1/0015; B67D1/0016; B67D2210/00; B67D2210/00028; B67D2210/00099; B67D2210/00104; Y; Y10; Y10S; Y10S261/00; Y10S261/07; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7306
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) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |