US3686124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carboxymethylated derivatives of diand tri-saccharide compounds and detergent compositions containing them
Assignee: Procter and Gamble Co
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Filing: 1971-06-01
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Granted: 1972-08-22
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Expires: 1991-06-01
Abstract
Abstract CARBOXYMETHYLATED DERIVATIVES OF DISACCHARIDE COMPOUNDS SUCH AS SURCROSE AND LACTOSE AND TRISACCHARIDE COMPOUND SUCH AS RAFFINOSE ARE PROVIDED. THSES COMPOUNDS ARE USEFUL AS SEQUESTERING AGENTS, E.G., WATER SOFTENERS, AND ALSO AS DETERGENCY BUILDERS IN DETERGENT COMPOSITIONS. BUILT DETERGENT COMPOSITIONS ARE ALSO PROVIDED.
Inventors
- 👤 Warren I Lyness
- 👤 James E Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:33
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/22; C11D3/222; C11D3/225; C02; C02F; C02F5/00; C02F5/08; C02F5/10; C07; C07H; C07H15/00; C07H15/02; C07H15/04; C07H3/00; C07H3/04; C08; C08B; C08B37/00; C11D3/221
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) | 1975-08-22 | 1976-02-21 | 1976-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-22 | 1980-02-21 | 1980-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-22 | 1984-02-21 | 1984-08-22 | $7700.00 | Window Closed / Lapsed |