U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Foamable, acidic cleaning compositions

Patent 4587030 Issued on May 6, 1986. Estimated Expiration Date: Icon_subject June 13, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3211659

3533955

3755559

3822212

Acidic emollient liquid detergent composition
Patent #: 3943234
Issued on: 03/09/1976
Inventor: Roggenkamp

Liquid detergent compositions for removal of cooked-on food soils
Patent #: 4056113
Issued on: 11/01/1977
Inventor: Johnson, et al.

Aerosol foams
Patent #: 4140648
Issued on: 02/20/1979
Inventor: Thompson ,   et al.

Liquid cleaning composition containing stabilized enzymes
Patent #: 4169817
Issued on: 10/02/1979
Inventor: Weber

Cleaning compositions
Patent #: 4181623
Issued on: 01/01/1980
Inventor: Dillarstone ,   et al.

Foamed acids stabilized with alkanols
Patent #: 4235734
Issued on: 11/25/1980
Inventor: Scherubel

More ...

Inventor

Assignee

Application

No. 06/618923 filed on 06/13/1984

US Classes:

510/406, Packaged or gas-propelled composition510/238, For grouted tile, bathtub, or procelain or ceramic surface (e.g., ceramic bathroom tile, etc.)510/419, With colorant component510/423, Nitrogen or phosphorus in organic surfactant devoid of covalently bonded anionic substituents510/433, Nitrogen in organic surfactant devoid of covalently bonded anionic substituents510/477, Polycarboxylic acid component, or salt thereof510/488, Carboxylic acid, or salt thereof510/503Amine oxide

Examiners

Primary: Lieberman, Paul
Assistant: Van Le, Hoa

Attorney, Agent or Firm

International Classes

C11D 1/75 (20060101)
C11D 11/00 (20060101)
C11D 3/02 (20060101)
C11D 7/08 (20060101)
C11D 7/22 (20060101)
C11D 7/26 (20060101)
C11D 7/02 (20060101)

Abstract

Soil comprising soap scum and hardness components can be efficiently removed by an acidic cleaning composition which comprises a major proportion of water, an acidic component comprising a mixture of a weak organic acid and a weak inorganic acid, a surfactant system comprising a major proportion of an amine oxide surfactant and a cosolvent, which is preferably applied to the soil as a foam from a pumpable or pressurized container.

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