US3816351A
Expired / Lapsed
US
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Industrial car wash composition
Assignee: Colgate Palmolive Co
•
Filing: 1971-12-10
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Granted: 1974-06-11
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Expires: 1991-12-10
Abstract
Abstract Powder car wash compositions containing a major amount of water soluble builder or mixture of builders and minor amounts of nonionic synthetic detergent and a stabilizing agent.
Inventors
- 👤 A Lancz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:33
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2075; C11D3/2079; C11D1/00; C11D1/66; C11D1/72; C11D1/88; Y; Y10; Y10S; Y10S100/00; Y10S100/903; Y10S100/906
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
16 words
A powder car wash composition according to claim 1 wherein said stabilizing agent is lauric acid.
Claim 2
Dependent Claim
20 words
A powder car wash composition according to claim 1 wherein said stabilizing agent is the alkali metal salt of N-lauryl-beta-iminodipropionate.
Claim 3
Dependent Claim
28 words
A powder car wash composition according to claim 1 wherein said builder is selected from the group consisting of tetrasodium pyrophosphate, sodium polyphosphate, sodium carbonate, and mixtures thereof.
Claim 4
Dependent Claim
24 words
A powder car wash composition according to claim 4 wherein said builder is a mixture of about 1:1 of sodium pyrophosphate and sodium carbonate.
Claim 5
Dependent Claim
38 words
An aqueous composition consisting essentially of the powder car wash composition of claim 1 in an aqueous solution, said powder car wash composition is present in the amount up to 8 percent by weight of the total composition.
Claim 6
Dependent Claim
49 words
An aqueous composition according to claim 6 wherein said builder is a 1:1 mixture of sodium pyrophosphate and sodium carbonate, said nonionic synthetic detergent is a C12 - C13 fatty alcohol ethoxylate with 6.5 moles of ethylene oxide per mole of alcohol, and said stabilizing agent is lauric acid.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-10 | 1977-12-10 | 1978-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-10 | 1981-12-10 | 1982-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-10 | 1985-12-10 | 1986-06-11 | $7700.00 | Window Closed / Lapsed |