Patent US2591985A successfully refreshed from Google Patents.
US2591985A
Expired / Lapsed
US
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Automatic cleaner solution supply for beer distributing systems
Assignee: Individual
•
Filing: 1947-11-24
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Granted: 1952-04-08
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Expires: 1967-11-24
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Warcup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:53
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/032; B08B9/0321; B08B9/0323; B67; B67D; B67D1/00; B67D1/07; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/314; Y10T137/4238; Y10T137/4245; Y10T137/4259; Y10T137/8593; Y10T137/86493
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US451344A
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US841722A
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US877043A
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US1129598A
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US1582974A
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US1691171A
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US2066397A
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US2128721A
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US2189448A
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US2443550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |