US2946519A
Expired / Lapsed
US
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Liquid mixing apparatus
Assignee: Individual
•
Filing: 1958-09-15
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Granted: 1960-07-26
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Expires: 1978-09-15
Abstract
No abstract record available.
Inventors
- 👤 Randall Y Bellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:13
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24; B05B7/2402; B05B7/244; B05B7/2454; E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/046; B05B1/00; B05B1/14; B05B1/18; B05B1/188; B05B1/1882; B05B1/1896; Y; Y10; Y10S; Y10S239/00; Y10S239/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |