US2638758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling and dispensing device
Assignee: Daun & Co
•
Filing: 1950-06-02
•
Granted: 1953-05-19
•
Expires: 1970-06-02
Abstract
No abstract record available.
Inventors
- 👤 Carl L Daun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:38
CPC Classifications
F; F25; F25D; F25D31/00; F25D31/002; B; B67; B67D; B67D1/00; B67D1/08; B67D1/0857; B67D1/0858; B67D1/0861
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US950295A
Cited
US2177207A
Cited
US2203365A
Cited
US2367340A
Cited
US2316376A
Cited
US2434374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-18 | 1956-11-17 | 1957-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-18 | 1960-11-17 | 1961-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-18 | 1964-11-17 | 1965-05-19 | $7700.00 | Window Closed / Lapsed |