US3705114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogenated olefin
Assignee: Chevron USA Inc
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Filing: 1971-06-16
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Granted: 1972-12-05
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Expires: 1991-06-16
Abstract
Abstract NOVEL NONSOAP DETERGENT TOILET BARS ARE FORMED FROM WATER AND A DETERGENT PREPARED FROM A SOLUTION OF A COMPLEX MIXTURE OF HYDROGENATED OLEFIN SULFONATES CONTAINING FROM 10 TO 24 CARBON ATOMS BY COOLING THE SOLUTION TO A TEMPERATURE IN THE RANGE OF FROM 0*C. TO 35*C. AND SUBSEQUENTLY FILTERING THE SOLUTION TO RECOVER THE IMPROVED HYDROGENATED OLEFIN SULFONATES AS THE PRECIPITATE.
Inventors
- 👤 William A Sweeney
- 👤 Gar Lok Woo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:07
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/14; C11D1/143; C07; C07C; C07C303/00; C07C303/32; C11D17/00; C11D17/0047; C11D17/006
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) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |