Patent US2042006A successfully refreshed from Google Patents.
US2042006A
Expired / Lapsed
US
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Apparatus for treating liquids
Assignee: Individual
•
Filing: 1933-01-21
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Granted: 1936-05-26
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Expires: 1953-01-21
Abstract
No abstract record available.
Inventors
- 👤 William H Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:30
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/60; B01F27/71; B01F27/711; B01F35/00; B01F35/40; B01F35/41; B01F35/411; B01F35/4113; Y; Y10; Y10S; Y10S366/00; Y10S366/608
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) | 1939-05-26 | 1939-11-25 | 1940-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-05-26 | 1943-11-25 | 1944-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-05-26 | 1947-11-25 | 1948-05-26 | $7700.00 | Window Closed / Lapsed |