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US3005575A
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US
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Apparatus for blending materials
Assignee: WILSON PRODUCTS Inc
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Filing: 1959-09-18
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Granted: 1961-10-24
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Expires: 1979-09-18
Abstract
No abstract record available.
Inventors
- 👤 Brewer Nathaniel
- 👤 Melville M Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:30
CPC Classifications
B; B01; B01F; B01F35/00; B01F35/80; B01F35/892; B01F35/8921; B01F23/00; B01F23/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1725226A
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US830543A
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US1390271A
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US2117805A
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US2408221A
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US2680298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |