US3072464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid rapid mixing method and apparatus
Assignee: Kurashiki Rayon Co Ltd
•
Filing: 1957-03-01
•
Granted: 1963-01-08
•
Expires: 1977-03-01
Abstract
No abstract record available.
Inventors
- 👤 Akaboshi Michijiro
- 👤 Uragami Kikuji
- 👤 Fukita Eiji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:28
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/80; B01F25/90; B01F27/00; B01F27/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1658938A
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US757375A
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US1897856A
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US2000606A
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US2196594A
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US2729549A
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US2714056A
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US2731081A
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US2833630A
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US2910247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |