US2502219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration cabinet with condensation preventing means
Assignee: Carrier Corp
•
Filing: 1946-11-30
•
Granted: 1950-03-28
•
Expires: 1966-11-30
Abstract
No abstract record available.
Inventors
- 👤 Paul E James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:59
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D21/00; F25D21/04; F25D23/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |