Patent US3039255A successfully refreshed from Google Patents.
US3039255A
Expired / Lapsed
US
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Apparatus for separating liquid or solid particles from a gas
Assignee: Individual
•
Filing: 1958-09-05
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Granted: 1962-06-19
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Expires: 1978-09-05
Abstract
No abstract record available.
Inventors
- 👤 Meer Pieter Marinus Van Der
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:21
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/02; B01D45/04; B01D45/06; B01D45/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |