US4071333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrasive scouring block (and support therefor)
Assignee: Clorox Co
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Filing: 1976-10-18
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Granted: 1978-01-31
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Expires: 1996-10-18
Abstract
Abstract Hard surface scouring or cleansing composition, more particularly a scouring block comprising a non-ionic detergent, a long-chain fatty alcohol and an abrasive material.
Inventors
- 👤 Burton M. Like
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:37
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2003; C11D3/2006; C11D3/201; C11D3/2013; C11D1/00; C11D1/66; C11D1/83; C11D3/02; C11D3/12; C11D3/14
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
63 words
A hard surface scouring block composition consisting essentially of from about 65 - 85 percent by weight of an abrasive material, from about 10 - 20 percent by weight of a high melting, non-ionic detergent, from about 5 - 15 percent by weight of a long chain fatty alcohol and up to about 10 percent by weight of an alkali metal alkyl sulfate.
Claim 2
Dependent Claim
63 words
A hard surface scouring block composition consisting essentially of from about 65 - 85 percent by weight of an abrasive material, from about 10 - 20 percent by weight of a high melting, non-ionic detergent, from about 5 - 15 percent by weight of a long chain fatty alcohol and up to about 10 percent by weight of an alkali metal alkyl sulfate.
Claim 3
Dependent Claim
37 words
A composition in accordance with claim 1 wherein said high melting, non-ionic detergent is selected from polyethoxylated alkyl phenols and polyethoxylated, straight chain fatty alcohols containing from about 20 to 40 moles of ethylene oxide condensed therewith.
Claim 4
Dependent Claim
29 words
A composition in accordance with claim 2 wherein said polyethoxylated alkyl phenol is a nonylphenoxy(ethyleneoxy)ethanol represented by the formula: ##STR2## wherein n is an integer from 20 to 40.
Claim 5
Dependent Claim
29 words
A composition in accordance with claim 1 wherein said abrasive material is selected from the group consisting of sand, calcium carbonate, kaolin, calcium phosphate, diatomaceous earth, pumice and corundum.
Claim 6
Dependent Claim
13 words
A composition in accordance with claim 4 wherein said abrasive is fine sand.
Claim 7
Dependent Claim
68 words
A scouring block composition comprising from about 70 - 75 percent by weight of sand, from about 15 - 20 percent by weight of a solid, high melting non-ionic detergent selected from polyethoxylated alkylphenols and polyethoxylated straight chain fatty alcohols, from about 10 - 20 percent by weight of a long chain fatty alcohol, and up to about 5 percent by weight of an alkali metal alkyl sulfate.
Claim 8
Dependent Claim
68 words
A scouring block composition comprising from about 70 - 75 percent by weight of sand, from about 15 - 20 percent by weight of a solid, high melting non-ionic detergent selected from polyethoxylated alkylphenols and polyethoxylated straight chain fatty alcohols, from about 10 - 20 percent by weight of a long chain fatty alcohol, and up to about 5 percent by weight of an alkali metal alkyl sulfate.
Claim 9
Dependent Claim
80 words
A scouring block composition according to claim 6 comprising 72 - 74 percent by weight of fine sand, from about 10 - 20 percent by weight of polyethoxylated alkyl phenol represented by the formula: ##STR3## wherein n is an integer from 20 to 40, from about 5 15 percent by weight of a C 16 - C 18 fatty alcohol and from about 1 to 3 percent by weight of a sodium alkyl (C 12 - C 14 ) sulfate.
Claim 10
Dependent Claim
31 words
A device for scouring hard surfaces consisting essentially of a suitable support adapted to be hand held and affixed to a molded scouring block having a composition according to claim 1.
Claim 11
Dependent Claim
15 words
A device according to claim 8 wherein said scouring block is bonded to said support.
Claim 12
Dependent Claim
16 words
A device according to claim 8 wherein said scouring block is removably attached to said support.
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) | 1981-01-30 | 1981-08-01 | 1982-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-01-30 | 1985-08-01 | 1986-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-01-30 | 1989-08-01 | 1990-01-31 | $7700.00 | Window Closed / Lapsed |