US3606737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas dispersoid separator
Assignee: King Engineering Corp
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Filing: 1968-05-09
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Granted: 1971-09-21
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Expires: 1988-05-09
Abstract
Abstract A GAS DISPERSOID SEPARATOR UTILIZING SEPARATE INTERCONNECTED COALESCING AND FILTERING CHAMBERS AND INCLUDING DISPOSABLE ASSEMBLIES EACH HAVING A PLURALITY OF DISPERSOID REMOVAL ELEMENTS.
Inventors
- 👤 Harvard S Lefevre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:47
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/04; B01D45/08; Y; Y10; Y10S; Y10S55/00; Y10S55/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |