US2874124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-soil redeposition agents
Assignee: Wyeth Holdings LLC
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Filing: 1955-06-10
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Granted: 1959-02-17
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Expires: 1975-06-10
Abstract
No abstract record available.
Inventors
- 👤 Emil A Vitalis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:10
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3769; C11D3/3776; C11D3/0005; C11D3/0036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A DETERGENT COMPOSITION CAPABLE OF PREVENTING REDEPOSITION OF SOIL IN THE CLEANING OF FABRICS COMPRISING FROM ABOUT 5 TO ABOUT 95 PARTS BY WEIGHT OF A WATERSOLUBLE ORGANIC DETERGENT SELECTED FROM THE GROUP NONSISTING OF FATTY ACID SOAP AND SYNTHETIC ORGANIC NONSOAP DETERGENTS AND, AS A SOIL REDEPOSITION INHIBITOR, FROM ABOUT 0.2 TO ABOUT 20 PARTS BY WEIGHT OF A POLYVINYLOXAZOLIDONE HAVING A MOLECULAR WEIGHT OF AT LEAST 200.
Claim 2
Dependent Claim
69 words
A DETERGENT COMPOSITION CAPABLE OF PREVENTING REDEPOSITION OF SOIL IN THE CLEANING OF FABRICS COMPRISING FROM ABOUT 5 TO ABOUT 95 PARTS BY WEIGHT OF A WATERSOLUBLE ORGANIC DETERGENT SELECTED FROM THE GROUP NONSISTING OF FATTY ACID SOAP AND SYNTHETIC ORGANIC NONSOAP DETERGENTS AND, AS A SOIL REDEPOSITION INHIBITOR, FROM ABOUT 0.2 TO ABOUT 20 PARTS BY WEIGHT OF A POLYVINYLOXAZOLIDONE HAVING A MOLECULAR WEIGHT OF AT LEAST 200.
References Cited (Backward Citations)
US2755252A
Cited
US2566501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |