US2592709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing and homogenizing apparatus
Assignee: Universal Oil Products Co
•
Filing: 1950-02-25
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Granted: 1952-04-15
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Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 William R Kinnaird
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:13
CPC Classifications
A; A23; A23G; A23G9/00; A23G9/04; A23G9/14; A23G9/16; B; B01; B01F; B01F25/00; B01F25/70; B01F25/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1340464A
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US1965905A
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US1720573A
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US2068136A
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US2273835A
Cited
US2341538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |