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Patent US3756966A successfully refreshed from Google Patents.
US3756966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions sulfosuccinate derivatives of carbohydrates as builders for detergent
Assignee: Lever Brothers Co
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Filing: 1972-02-01
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Granted: 1973-09-04
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Expires: 1992-02-01
Abstract
Abstract THE USE OF SULFOSUCCINATE DERIVATIVES OF CARBOHYDRATES SUCH AS STARCHES, SUCROSE, CELLULOSE, GLYCOGEN, HEMICELLULOSE, GUMS, AS BIODEGRADABLE BUILDERS IN DETERGENT COMPOSITIONS. THE AFOREMENTIONED COMPOUNDS CAN BE SUBSTITUTED IN DETERGENT COMPOSITIONS FOR EXISITING BUILDERS CONTAINING PHOSPHORUS OR NITROGEN WITHOUT IMPARING THE EFFICIENCY OF SUCH DETERGENT COMPOSITIONS.
Inventors
- 👤 V Lamberti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:03
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/22; C11D3/222; C11D3/228
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) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |