Patent US3856695A successfully refreshed from Google Patents.
US3856695A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solvent based detergent
Assignee: Individual
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Filing: 1973-04-12
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Granted: 1974-12-24
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Expires: 1993-04-12
Abstract
Abstract A solvent based detergent composition consisting essentially of (A) 10-80% liquid aliphatic chlorinated hydrocarbon solvents, (B) 10-40% liquid aliphatic ketones and/or liquid aliphatic esters, (C) 6 to 50% water soluble liquid alkanols having two to five carbon atoms and (D) 1-10% surface active agents.
Inventors
- 👤 R Geiss
- 👤 R Quarch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:24
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48; C09; C09D; C09D9/00; C09D9/005; C11D3/43; C23; C23G; C23G5/00; C23G5/02; C23G5/032
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
59 words
A SOLVENT-BASED DETERGENT COMPOSITION THAT IS MISCIBLE WITH WATER CONSISTING ESSENTIALLY OF A. 10-80% BY WEIGHT LIQUID ALIPHATIC CHLORINATED HYDROCARBONS; B. 10-40% BT WEIGHT LIQUID LOWER ALIPHATIC KETONES AND/OR LIQUID LOWER ALIPHATIC ESTERS; C. 5-50% BY WEIGHT WATER-SOLUBLE ALKANOLS HAVING TWO TO FIVE CARBON ATOMS AND D. 1-10% BY WEIGHT OF A DETERGENT ANIONIC OR NONIONIC SURFACE ACTIVE AGENTS.
Claim 2
Dependent Claim
59 words
A SOLVENT-BASED DETERGENT COMPOSITION THAT IS MISCIBLE WITH WATER CONSISTING ESSENTIALLY OF A. 10-80% BY WEIGHT LIQUID ALIPHATIC CHLORINATED HYDROCARBONS; B. 10-40% BT WEIGHT LIQUID LOWER ALIPHATIC KETONES AND/OR LIQUID LOWER ALIPHATIC ESTERS; C. 5-50% BY WEIGHT WATER-SOLUBLE ALKANOLS HAVING TWO TO FIVE CARBON ATOMS AND D. 1-10% BY WEIGHT OF A DETERGENT ANIONIC OR NONIONIC SURFACE ACTIVE AGENTS.
Claim 3
Dependent Claim
42 words
The composition of claim 1, consisting essentially of A. 10-25% of said liquid aliphatic chlorinated hydrocarbons; B. 25-40% of said liquid aliphatic ketones and/or said liquid aliphatic esters; C. 40-50% of said water-soluble alkanols, and D. 1-10% of said surface active agents.
Claim 4
Dependent Claim
38 words
A detergent composition of claim 1, wherein said component A. is methylene chloride, trichloroethylene or perchloroethylene; B. is methyl ethyl ketone or ethyl acetate C. is isopropanol, propanol or butanol and D. is an anionic surface active agent.
Claim 5
Dependent Claim
24 words
A detergent composition of claim 1 wherein said chlorinated hydrocarbons are selected from the group consisting of monochloromethane, trichloromethane, tetrachloromethane, dichloroethane, trichloroethane and tetrachloroethane.
Claim 6
Dependent Claim
27 words
A detergent composition of claim 1 wherein said ketone (B) is selected from the group consisting of diethyl ketone, methyl proPyl ketone and isomeric ethyl butyl ketones.
Claim 7
Dependent Claim
40 words
A detergent composition of claim 1, wherein said esters (B) are selected from the group consisting of methyl acetate, propyl acetates, butyl acetates, methyl propionates, ethyl propionates, propyl propionates, butyl propionates, methyl butyrates, ethyl butyrates, propyl butyrates and butyl butyrates.
Claim 8
Dependent Claim
21 words
A detergent composition of claim 1, wherein said alkanols (C) are selected from the group consisting of ethanol and amyl alcohols.
Claim 9
Dependent Claim
27 words
A detergent composition of claim 1, wherein (A) is methylene chloride, (B) is ethyl acetate, (C) is isopropanol and (D) is a sulphonate of coconut fat alcohols.
Claim 10
Dependent Claim
31 words
A detergent composition of claim 1, wherein (A) is methylene chloride, (B) is methyl propyl ketone, (C) is propanol and (D) is ammonium salt of sulphuric acid ester of lauryl alcohol.
Claim 11
Dependent Claim
33 words
A detergent composition of claim 1, wherein (A) is methylene chloride, (B) is diethyl ketone and ethyl acetate, (C) is butanol and (D) is moneethanolamine salt of the sulphonated coconut fatty alcohols ether.
Claim 12
Dependent Claim
34 words
A detergent composition of claim 1, wherein (A) is methylene chloride, (B) is methyl ethyl ketone and propyl acetate, (C) is ethanol and (D) is triethanolamine salt of the lauryl alcohol sulphuric acid ester.
Claim 13
Dependent Claim
28 words
A detergent composition of claim 1, wherein (A) is methylene chloride, (B) is methyl ethyl ketone and ethyl acetate, (C) is isopropanol and (D) is sodium lauryl sulphate.
Claim 14
Dependent Claim
24 words
A detergent composition of claim 1, which also contains 1-10% of a liquid hydrocarbon fraction having a boiling point of 120* to 180* C.
Claim 15
Dependent Claim
21 words
Cleaning surfaces soiled with oils, fats, tars, resins, asphaltenes, pitches, varnishes, paints or mechanical impurities with the composition of claim 1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-23 | 1978-06-24 | 1978-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-23 | 1982-06-24 | 1982-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-23 | 1986-06-24 | 1986-12-24 | $7700.00 | Window Closed / Lapsed |