US2511666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air dehumidifier for compartments
Assignee: General Electric Co
•
Filing: 1948-10-09
•
Granted: 1950-06-13
•
Expires: 1968-10-09
Abstract
No abstract record available.
Inventors
- 👤 Samuel R Barr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:59
CPC Classifications
F; F26; F26B; F26B21/00; F26B21/30; F26B21/33; F26B21/331; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR636162A
Cited
US2067920A
Cited
US2136618A
Cited
US2297763A
Cited
US2278854A
Cited
US2328521A
Cited
US2411039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |