US2450823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidity control means responsive to movements of a refrigerator door
Assignee: Lanteris Space LLC
•
Filing: 1944-06-30
•
Granted: 1948-10-05
•
Expires: 1964-06-30
Abstract
No abstract record available.
Inventors
- 👤 John J Bauman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:42
CPC Classifications
F; F25; F25D; F25D29/00; F25D2317/00; F25D2317/04; F25D2317/041; F25D2317/0413; F25D2317/04131; F25D2700/00; F25D2700/02
Claims Analysis
Total Claims: 0
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US2304029A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-05 | 1952-04-05 | 1952-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-05 | 1956-04-05 | 1956-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-05 | 1960-04-05 | 1960-10-05 | $7700.00 | Window Closed / Lapsed |