US2525342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for evacuating drip water from evaporating units of refrigerating equipment
Assignee: Kramer Trenton Co
•
Filing: 1947-12-23
•
Granted: 1950-10-10
•
Expires: 1967-12-23
Abstract
No abstract record available.
Inventors
- 👤 Frie George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:54
CPC Classifications
F; F25; F25D; F25D21/00; F25D21/14; F25D2321/00; F25D2321/14; F25D2321/141; F25D2321/1412; F25D2321/1413; Y; Y10; Y10T; Y10T137/00; Y10T137/2713
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2056041A
Cited
US2016327A
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US2362729A
Cited
US2145776A
Cited
US2090413A
Cited
US2296997A
Cited
US2320525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |