US2440628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidity control
Assignee: Lanteris Space LLC
•
Filing: 1945-02-02
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Granted: 1948-04-27
•
Expires: 1965-02-02
Abstract
No abstract record available.
Inventors
- 👤 John J Bauman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:51
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/04; F25D17/042; F25D2317/00; F25D2317/04; F25D2317/041; F25D2317/0413; F25D2317/04131
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US112883A
Cited
US1962505A
Cited
US2130092A
Cited
US2093725A
Cited
US2192851A
Cited
US2346837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-27 | 1951-10-27 | 1952-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-27 | 1955-10-27 | 1956-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-27 | 1959-10-27 | 1960-04-27 | $7700.00 | Window Closed / Lapsed |