US3395519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust separator and collector
Assignee: G A KLEISSLER CO
•
Filing: 1966-03-31
•
Granted: 1968-08-06
•
Expires: 1986-03-31
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Kleissler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:53
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/02; B01D46/04; B01D46/42; B01D46/4227; B01D46/66; B01D46/74; B01D46/76; B01D50/00; B01D50/20; B01D2201/00; B01D2201/31; B01D2201/313
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1295216A
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US1509912A
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GB332475A
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US2010898A
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US1928670A
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US2057578A
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US2318395A
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FR1077085A
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US2845140A
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US2805732A
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GB883355A
Cited
US3053031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |