US3684723A
Expired / Lapsed
US
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Detergent composition
Assignee: Lever Brothers Co
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Filing: 1971-02-11
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Granted: 1972-08-15
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Expires: 1991-02-11
Abstract
Abstract A LOW-FORMING DETERGENT COMPOSITION CONTAINING AN ANIONIC DETERGENT, A BUILDER SALT AND EITHER A C8-25 FATTY ACID SOAP, A FOAM-DEPRESSANT NONIONIC DETERGENT OR A MIXTURE OF THE SOAP AND THE NONIONIC DETERGENT IS IMPROVED BY THE ADDITION OF 0.5 TO 10% BY WEIGHT OF THE COMPOSTION OF CERTAIN DIETHERS OF POLYALKYLENE OXIDE DIOLS THAT HAVE A HIGH-TEMPERATURE FOAM DEPRESSANT ACTION. THE COMPOSITION CAN ALSO CONTAIN A PERBORATE BLEACH.
Inventors
- 👤 Peter Best
- 👤 Othmar Friedrich Schweigl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:29
CPC Classifications
C; C11; C11D; C11D10/00; C11D10/04; C11D10/042; C11D1/00; C11D1/66; C11D1/72; C11D1/721; C11D3/00; C11D3/0005; C11D3/0026; C11D3/16; C11D3/20; C11D3/2068; G; G01; G01S; G01S1/00; G01S1/02; C11D1/02; C11D1/12; C11D1/22; C11D1/722
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-15 | 1976-02-14 | 1976-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-15 | 1980-02-14 | 1980-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-15 | 1984-02-14 | 1984-08-15 | $7700.00 | Window Closed / Lapsed |