US2876833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Evaporating and dehumidifying apparatus
Assignee: Surface Combustion Corp
•
Filing: 1955-06-21
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Granted: 1959-03-10
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Expires: 1975-06-21
Abstract
No abstract record available.
Inventors
- 👤 Gilbert A Kelley
- 👤 Howard E Rahm
- 👤 Raymond P Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:51
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/1411; F24F3/1417; F28; F28F; F28F9/00; F28F9/26; F24F2003/144; F24F2003/1458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US861232A
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US1640576A
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FR646894A
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US1919192A
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US1977637A
Cited
US2116981A
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US2162158A
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US2195285A
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US2586998A
Cited
US2752124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |