US1890106A
Expired / Lapsed
US
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Apparatus for emulsification of immiscible ingredients
Assignee: J C VREDENBURG
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Filing: 1931-04-16
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Granted: 1932-12-06
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Expires: 1951-04-16
Abstract
No abstract record available.
Inventors
- 👤 Bendixen Niels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:25
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/27; B01F27/271; B01F27/2711; B01F25/00; B01F2025/91; B01F2025/912
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) | 1935-12-06 | 1936-06-06 | 1936-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-12-06 | 1940-06-06 | 1940-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-12-06 | 1944-06-06 | 1944-12-06 | $7700.00 | Window Closed / Lapsed |