US3634284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsification of hydrocarbons in aqueous electrolyte solutions
Assignee: Witco Corp
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Filing: 1968-01-24
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Granted: 1972-01-11
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Expires: 1988-01-24
Abstract
Abstract EMULSIONS OF CERTAIN NORMALLY LIQUID HYDROCARBONS IN AQUEOUS SOLUTIONS OF ELECTROLYTES SUCH AS SEA WATER HAVING IMPROVED LONG TERM STABILITY AND CONTAINING FROM 1025% BY WEIGHT, BASED ON THE AMOUNT OF SAID HYDROCARBON, OF OLEIC DIETHANOLAMIDE.
Inventors
- 👤 Albert Benson
- 👤 Gerhart Karg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:27
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; C; C09; C09K; C09K23/00; C09K23/22; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07; Y10S516/905; Y10S516/914; Y10S516/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-10 | 1975-07-12 | 1976-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-10 | 1979-07-12 | 1980-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-10 | 1983-07-12 | 1984-01-11 | $7700.00 | Window Closed / Lapsed |