US2519533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbonating and cooling means
Assignee: SQUARE Manufacturing CO
•
Filing: 1946-08-08
•
Granted: 1950-08-22
•
Expires: 1966-08-08
Abstract
No abstract record available.
Inventors
- 👤 Arnett Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:02
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/0042; B67D1/0057; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/236; B01F23/2362; B01F35/00; B01F35/90; B01F2035/98; Y; Y10; Y10S; Y10S261/00; Y10S261/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US813414A
Cited
US1232694A
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US1600951A
Cited
US2348791A
Cited
US2195449A
Cited
US2326243A
Cited
US2391003A
Cited
US2420795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |