US4600522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent cleaning composition
Assignee: AT&T Inc
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Filing: 1982-04-26
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Granted: 1986-07-15
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Expires: 2002-04-26
Abstract
Abstract A detergent cleaning composition which includes a combination of a furan type alcohol, a substance having an aroma, a non-ionic surfactant and an emulsifier. The cleaner is biodegradable, meets environmental and health standards and is an effective cleaner of graffiti and other filth from the surface of anodized aluminum, stainless steel and glass.
Inventors
- 👤 John A. Grzeskowiak, Jr.
- 👤 Elliott E. Hershkowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:02
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D3/00; C11D3/02; C11D3/12; C11D3/124; C11D3/16; C11D3/20; C11D3/2068; C11D3/38; C11D3/382; C11D3/2003
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
67 words
A non-toxic, non-corrosive, caustic-free cleaning composition comprising: (a) 20-90 weight parts of a mixture of furfuryl alcohol and tetrahydrofurfuryl alcohol; (b) 5-15 weight parts of an odor masking and degreasing oil; (c) 5-15 weight parts of a surfactant of the type derived from the condensation of a 10 to 18 carbon alcohol with 1 to 6 moles ethylene oxide; and (d) 5-8 weight parts of an emulsifier.
Claim 2
Dependent Claim
67 words
A non-toxic, non-corrosive, caustic-free cleaning composition comprising: (a) 20-90 weight parts of a mixture of furfuryl alcohol and tetrahydrofurfuryl alcohol; (b) 5-15 weight parts of an odor masking and degreasing oil; (c) 5-15 weight parts of a surfactant of the type derived from the condensation of a 10 to 18 carbon alcohol with 1 to 6 moles ethylene oxide; and (d) 5-8 weight parts of an emulsifier.
Claim 3
Dependent Claim
31 words
A composition for cleaning as defined in claim 1, wherein the alcohol mixture of furfuryl alcohol and a tetrahydrofurfuryl alcohol is in about a 2:1 weight ratio respectively to each other.
Claim 4
Dependent Claim
43 words
A composition for cleaning as defined in claims 1 or 2, wherein the surfactant comprises a primary alcohol ethoxylate selected from the group consisting of a primary alcohol having from 12 to 14 carbon atoms condensed with 4 to 5 moles ethylene oxide.
Claim 5
Dependent Claim
33 words
A composition for cleaning as defined in claims 1 or 2, wherein the emulsifier comprises a surfactant selected from the group consisting of an anionic surfactant, a nonionic surfactant and a mixture thereof.
Claim 6
Dependent Claim
14 words
A composition for cleaning as defined in claim 1, further comprising a gelling agent.
Claim 7
Dependent Claim
26 words
A composition for cleaning as defined in claim 5, wherein the gelling agent is a fumed silica added in an amount sufficient to produce a gel.
Claim 8
Dependent Claim
32 words
A composition for cleaning as defined in claim 1, wherein said surfactant is derived from a primary alcohol and said emulsifier is a mixture of a sulfonate surfactant and a nonylphenyl ethoxylate.
Claim 9
Dependent Claim
80 words
A non-toxic, non-corrosive, caustic-free composition for cleaning comprising: (a) 20-90 weight parts of a mixture of furfuryl alcohol and tetrahydrofurfuryl alcohol in about a 2:1 weight ratio to each other; (b) 5 to 15 weight parts of a surfactant comprising a primary alcohol ethoxylate derived from condensing a 12 to 14 carbon primary alcohol with from 4 to 5 moles ethylene oxide; (c) pine oil; and (d) an emulsifier comprising a surfactant mixture comprising a sulfonate and a nonylphenyl ethoxylate.
Claim 10
Dependent Claim
80 words
A non-toxic, non-corrosive, caustic-free composition for cleaning comprising: (a) 20-90 weight parts of a mixture of furfuryl alcohol and tetrahydrofurfuryl alcohol in about a 2:1 weight ratio to each other; (b) 5 to 15 weight parts of a surfactant comprising a primary alcohol ethoxylate derived from condensing a 12 to 14 carbon primary alcohol with from 4 to 5 moles ethylene oxide; (c) pine oil; and (d) an emulsifier comprising a surfactant mixture comprising a sulfonate and a nonylphenyl ethoxylate.
Claim 11
Dependent Claim
39 words
A composition for cleaning as defined in claim 8, wherein the alcohol ethoxylate comprises a 12 carbon primary alcohol having a 4 mole ethylene oxide adduct and a 14 carbon primary alcohol having a 5 mole ethylene oxide adduct.
Claim 12
Dependent Claim
21 words
A composition for cleaning as defined in claim 8, further comprising fumed silica in an amount sufficient to form a gel.
Claim 13
Dependent Claim
22 words
The composition for cleaning as recited in claim 4, wherein the emulsifier is a mixture of a sulfonate and a nonylphenol ethoxylate.
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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) | 1989-07-14 | 1990-01-13 | 1990-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-07-14 | 1994-01-13 | 1994-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-07-14 | 1998-01-13 | 1998-07-15 | $7700.00 | Window Closed / Lapsed |