Patent US2858116A successfully refreshed from Google Patents.
US2858116A
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Mixing and dispersing apparatus
Assignee: Individual
•
Filing: 1955-07-12
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Granted: 1958-10-28
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Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Hale Loren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:15
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/46; B28C5/462; E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; E04F21/08; E04F21/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US577522A
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US659066A
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US958421A
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US1857084A
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US1941808A
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US2092992A
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US2350448A
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US2475000A
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US2470718A
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US2668693A
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US2698742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |