US3284364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil anti-redeposition agents
Assignee: Wyeth Holdings LLC
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Filing: 1963-01-25
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Granted: 1966-11-08
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Expires: 1983-01-25
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Siegele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:31
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3757; C11D3/0005; C11D3/0036; C11D9/00; C11D9/04; C11D9/22; C11D9/225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A DETERGENT COMPOSITION CAPABLE OF PREVENTING THE REDEPOSITION OF SOIL COMPRISING A DETERGENT AND AS A SOIL REDEPOSITION INHIBITOR AN ORGANIC LINEAR HYDROCARBON CHAIN POLYMER CONTAINING RELATIVE MOLAR RATIOS OF HYDROXYL TO CARBOXYLIC ACID GROUP OF FROM ABOUT 30 TO 99 TO 1 TO ABOUT 70, RESPECTIVELY, SAID POLYMER BEING PRESENT IN EFFECTIVE SOIL REDEPOSITION INHIBITING AMOUNTS.
Claim 2
Dependent Claim
57 words
A DETERGENT COMPOSITION CAPABLE OF PREVENTING THE REDEPOSITION OF SOIL COMPRISING A DETERGENT AND AS A SOIL REDEPOSITION INHIBITOR AN ORGANIC LINEAR HYDROCARBON CHAIN POLYMER CONTAINING RELATIVE MOLAR RATIOS OF HYDROXYL TO CARBOXYLIC ACID GROUP OF FROM ABOUT 30 TO 99 TO 1 TO ABOUT 70, RESPECTIVELY, SAID POLYMER BEING PRESENT IN EFFECTIVE SOIL REDEPOSITION INHIBITING AMOUNTS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |