Patent US3896040A successfully refreshed from Google Patents.
US3896040A
Expired / Lapsed
US
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Detergent composition
Assignee: Individual
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Filing: 1972-12-11
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Granted: 1975-07-22
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Expires: 1992-12-11
Abstract
Abstract A detergent composition comprising a cleaner such as a soap or synthetic detergent and a detergent builder corresponding to the general formula: RO-CHR''-COOM where R is selected from the group consisting of -CHR''-COOM, (CHR''-CHR''-O-)nH and (-CHR''-CHR''-O-)n-1CHR''-COOM; M is selected from the group of hydrogen, alkali metal and ammonium, R'' is selected from the group of hydrogen and lower alkyl having from 1 to 4 carbon atoms and n is a whole integer varying between 1 and 300.
Inventors
- 👤 Andre Danesh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:50
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2075; C11D3/2089
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
44 words
A LAUNDERING AND CLEANSING DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN EFFECTIVE AMOUNT OF A DETERGENT SELECTED FROM THE GROUP OF NON-IONIC DETERGENTS, CATIONIC DETERGENTS, ANIONIC DETERGENTS AND AMPHOLYTIC DETERGENTS AND FROM 5 TO 95% BY WEIGHT OF A DETERGENT BUILDER CORRESPONDING TO THE FORMULA
Claim 2
Dependent Claim
44 words
A LAUNDERING AND CLEANSING DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF AN EFFECTIVE AMOUNT OF A DETERGENT SELECTED FROM THE GROUP OF NON-IONIC DETERGENTS, CATIONIC DETERGENTS, ANIONIC DETERGENTS AND AMPHOLYTIC DETERGENTS AND FROM 5 TO 95% BY WEIGHT OF A DETERGENT BUILDER CORRESPONDING TO THE FORMULA
Claim 3
Dependent Claim
21 words
The composition of claim 1 where the detergent builder is present in an amount of from 10 to 50% by weight.
Claim 4
Dependent Claim
11 words
The composition of claim 1 where M is sodium or potassium.
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) | 1978-07-21 | 1979-01-20 | 1979-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-07-21 | 1983-01-20 | 1983-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-07-21 | 1987-01-20 | 1987-07-22 | $7700.00 | Window Closed / Lapsed |