US3780198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for carbonating beverages
Assignee: Crown Cork and Seal Co Inc
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Filing: 1971-06-07
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Granted: 1973-12-18
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Expires: 1991-06-07
Abstract
Abstract In-line carbonation of beverages in a system comprising a blender, a cooler and a filler. A carbon dioxide diffusion-type injector located in the line between the blender and filler diffuses carbon dioxide into the blended beverage while the beverage flows through the injector at a substantially uniform flow rate. The injector comprises a microporous tubular member.
Inventors
- 👤 L Pahl
- 👤 N Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:15
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0057; B67D1/0058; A; A23; A23L; A23L2/00; A23L2/52; A23L2/54; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F23/2363; B01F25/00; B01F25/30; B01F25/31; B01F25/313; B01F25/3133; B01F25/31331; B01F25/313311; Y; Y10; Y10S; Y10S261/00; Y10S261/07; Y10S261/75
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-17 | 1977-06-18 | 1977-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-17 | 1981-06-18 | 1981-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-17 | 1985-06-18 | 1985-12-18 | $7700.00 | Window Closed / Lapsed |