US2906624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for extracting air from beverages
Assignee: Pabst Brewing Co
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Filing: 1954-03-18
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Granted: 1959-09-29
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Expires: 1974-03-18
Abstract
No abstract record available.
Inventors
- 👤 Deren Pincus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:29
CPC Classifications
C; C12; C12H; C12H1/00; C12H1/12; C12H1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
THE PROCESS OF REMOVING AIR FROM A CONTAINER CONTAINING A CARBONATED BEVERAGE COMPRISING INJECTING A NONTOXIC OXYGEN-FREE GAS INTO THE BEVERAGE TO CAUSE FOAMING OF THE BEVERAGE AND CAUSING THE FOAM TO RISE IN THE CONTAINER AND THEREBY EXPEL AIR THEREFROM, MAINTAINING A CLOSURE SURROUNDING THE FILLING OPENING IN THE CONTAINER, AND THEN APPLYING A NON-TOXIC OXYGEN-FREE GAS THROUGH SAID CLOSURE UNDER GREATER PRESSURE TO SAID FOAM CONFINED IN SAID CONTAINER AND ABOVE THE LIQUID LEVEL TO BURST LARGER BUBBLES AND MOMENTARILY COMPRESS THE FOAM TO SATBILIZE IT AND PREVENT EXCESSIVE FOAMING UPON REMOVAL OF THE CLOSURE, AND REMOVING SAID CLOSURE.
Claim 2
Dependent Claim
101 words
THE PROCESS OF REMOVING AIR FROM A CONTAINER CONTAINING A CARBONATED BEVERAGE COMPRISING INJECTING A NONTOXIC OXYGEN-FREE GAS INTO THE BEVERAGE TO CAUSE FOAMING OF THE BEVERAGE AND CAUSING THE FOAM TO RISE IN THE CONTAINER AND THEREBY EXPEL AIR THEREFROM, MAINTAINING A CLOSURE SURROUNDING THE FILLING OPENING IN THE CONTAINER, AND THEN APPLYING A NON-TOXIC OXYGEN-FREE GAS THROUGH SAID CLOSURE UNDER GREATER PRESSURE TO SAID FOAM CONFINED IN SAID CONTAINER AND ABOVE THE LIQUID LEVEL TO BURST LARGER BUBBLES AND MOMENTARILY COMPRESS THE FOAM TO SATBILIZE IT AND PREVENT EXCESSIVE FOAMING UPON REMOVAL OF THE CLOSURE, AND REMOVING SAID CLOSURE.
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) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |