Patent US3156252A successfully refreshed from Google Patents.
US3156252A
Expired / Lapsed
US
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Beer siphon assembly
Assignee: CONSOLIDATED GOLD ASSETS Inc
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Filing: 1961-12-08
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Granted: 1964-11-10
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Expires: 1981-12-08
Abstract
No abstract record available.
Inventors
- 👤 Mack S Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:17
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0832; B67D1/0801; B67D1/0802; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/314; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/8593; Y10T137/87265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A PRESSURE SIPHON ASSEMBLY COMPRISING: A SIPHON TUBE HAVING AN OUTLET AT ONE END THEREOF AND AN INLET AT THE OTHER END THEREOF; A TUBULAR MEMBER DISPOSED ABOUT SAID SIPHON TUBE AND SPACED THEREFROM TO DEFINE A PASSAGE THEREBETWEEN; FLUID PRESSURE INLET MEANS COMMUNICATING WITH THE INSIDE OF SAID OUTER TUBULAR MEMBER; GENERALLY CYLINDRICAL VALVE MEANS SURROUNDING SAID SIPHON TUBE HAVING UPPER AND INTERMEDIATE PORTIONS SPACED FROM THE OUTER SURFACE OF SAID SIPHON TUBE TO PROVIDE A FLUID PASSAGE, WITH THE UPPER PORTION OF SAID VALVE MEANS IN SEALED RELATION WITH SAID OUTER TUBULAR MEMBER, AND SAID VALVE MEANS HAVING A LOWER PORTION IN SEALING RELATION WITH THE OUTER SURFACE OF SAID SIPHON TUBE, THE INTERMEDIATE PORTION OF SAID VALVE MEANS BEING FORMED OF A RELATIVELY THIN FLEXIBLE MATERIAL AND HAVING AT LEAST ONE VALVE SLIT FORMED THEREIN, WHEREBY SUFFICIENT PRESSURE WITHIN SAID INLET MEANS AND THE INSIDE OF SAID VALVE MEANS IN EXCESS OF THE PRESSURE SURROUNDING SAID SLIT VALVE MEANS EXTERIOR WILL EFFECT OPENING OF SAID VALVE SLIT AND CAUSE A FLOW OF FLUID OUT THROUGH SAID SLIT.
Claim 2
Dependent Claim
180 words
A PRESSURE SIPHON ASSEMBLY COMPRISING: A SIPHON TUBE HAVING AN OUTLET AT ONE END THEREOF AND AN INLET AT THE OTHER END THEREOF; A TUBULAR MEMBER DISPOSED ABOUT SAID SIPHON TUBE AND SPACED THEREFROM TO DEFINE A PASSAGE THEREBETWEEN; FLUID PRESSURE INLET MEANS COMMUNICATING WITH THE INSIDE OF SAID OUTER TUBULAR MEMBER; GENERALLY CYLINDRICAL VALVE MEANS SURROUNDING SAID SIPHON TUBE HAVING UPPER AND INTERMEDIATE PORTIONS SPACED FROM THE OUTER SURFACE OF SAID SIPHON TUBE TO PROVIDE A FLUID PASSAGE, WITH THE UPPER PORTION OF SAID VALVE MEANS IN SEALED RELATION WITH SAID OUTER TUBULAR MEMBER, AND SAID VALVE MEANS HAVING A LOWER PORTION IN SEALING RELATION WITH THE OUTER SURFACE OF SAID SIPHON TUBE, THE INTERMEDIATE PORTION OF SAID VALVE MEANS BEING FORMED OF A RELATIVELY THIN FLEXIBLE MATERIAL AND HAVING AT LEAST ONE VALVE SLIT FORMED THEREIN, WHEREBY SUFFICIENT PRESSURE WITHIN SAID INLET MEANS AND THE INSIDE OF SAID VALVE MEANS IN EXCESS OF THE PRESSURE SURROUNDING SAID SLIT VALVE MEANS EXTERIOR WILL EFFECT OPENING OF SAID VALVE SLIT AND CAUSE A FLOW OF FLUID OUT THROUGH SAID SLIT.
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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |