US2408439A
Expired / Lapsed
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Apparatus for carbonating liquids
Assignee: Individual
•
Filing: 1943-06-09
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Granted: 1946-10-01
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Expires: 1963-06-09
Abstract
No abstract record available.
Inventors
- 👤 Muehlhofer Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:43
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/04; B67D1/0406; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F23/2363; Y; Y10; Y10S; Y10S261/00; Y10S261/07; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7423; Y10T137/7426; Y10T137/7433; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684
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) | 1949-09-30 | 1950-04-01 | 1950-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-30 | 1954-04-01 | 1954-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-30 | 1958-04-01 | 1958-10-01 | $7700.00 | Window Closed / Lapsed |