Patent US3472425A successfully refreshed from Google Patents.
US3472425A
Expired / Lapsed
US
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Carbonator for drink-dispensing machine
Assignee: Individual
•
Filing: 1968-08-12
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Granted: 1969-10-14
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Expires: 1988-08-12
Abstract
No abstract record available.
Inventors
- 👤 Jack J Booth
- 👤 William C Branch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:07
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0057; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F23/2362; B01F35/00; B01F35/90; B01F2035/98; Y; Y10; Y10S; Y10S261/00; Y10S261/07; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7365
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) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |