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Patent US3501346A successfully refreshed from Google Patents.
US3501346A
Expired / Lapsed
US
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Treatment of sugar mill clarifier mud
Assignee: Sugar Cane Growers Cooperative of Florida
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Filing: 1966-12-22
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Granted: 1970-03-17
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Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Raphael Katzen
- 👤 Allan E Hokanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:57
CPC Classifications
C; C13; C13B; C13B20/00; C13B20/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US462095A
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US789478A
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US978750A
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US1101940A
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US1266882A
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US1839733A
Cited
US2478971A
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US2610932A
Cited
US2992140A
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US3114655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |