US3194758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of agglomerating finely divided solids in an aqueous medium
Assignee: Baker Petrolite LLC
•
Filing: 1961-05-24
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Granted: 1965-07-13
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Expires: 1981-05-24
Abstract
No abstract record available.
Inventors
- 👤 Keneth J Lissant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:02
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/52; C02F1/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A METHOD OF AGGLOMERATING FINELY DIVIDED SOLIDS IN AN AQUEOUS MEDIUM CHARACTERIZED BY CAUSING A POLYALKYLENEOXY CHAIN SURFACTANT INTRODUCED IN MINOR AMOUNTS INTO A FINELY DIVIDED SOLID-LIQUID SYSTEM, SAID SYSTEM INCLUDING AN AQUEOUS MEDIUM, TO BECOME INSOLUBLE THEREIN.
Claim 2
Independent Claim
38 words
A METHOD OF AGGLOMERATING FINELY DIVIDED SOLIDS IN AN AQUEOUS MEDIUM CHARACTERIZED BY CAUSING A POLYALKYLENEOXY CHAIN SURFACTANT INTRODUCED IN MINOR AMOUNTS INTO A FINELY DIVIDED SOLID-LIQUID SYSTEM, SAID SYSTEM INCLUDING AN AQUEOUS MEDIUM, TO BECOME INSOLUBLE THEREIN.
References Cited (Backward Citations)
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US2701239A
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US2882250A
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US2978344A
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US2963493A
Cited
US3020231A
Cited
US2942978A
Cited
US3032577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |