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

Antimicrobial compositions employing certain substituted alanines and certain t-amine oxides

Patent 4062976 Issued on December 13, 1977. Estimated Expiration Date: Icon_subject December 13, 1994. 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

3484523

3697655

Inventor

Application

No. 05/641730 filed on 12/18/1975

US Classes:

514/561, Nitrogen other than as nitro or nitroso nonionically bonded510/131, With halogen, nitrogen, oxygen, or phosphorus containing antiseptic, biocidal, or deodorizing component510/133, Solid, shaped article (e.g., bar, etc.)510/382, With halogen, nitrogen, oxygen, or phosphorus containing antiseptic or biocidal component510/384, Quaternary ammonium containing antiseptic or biocidal component510/433, Nitrogen in organic surfactant devoid of covalently bonded anionic substituents510/477, Polycarboxylic acid component, or salt thereof510/480, Nitrogen attached to the polycarboxylic component by nonionic bonding (e.g., nitrilotriacetate salt, etc.)510/488, Carboxylic acid, or salt thereof510/503, Amine oxide514/625, R is acyclic514/644Amine oxides

Examiners

Primary: Turner, A. A.

Abstract

There is provided an antimicrobial composition of low toxicity having enhanced gram positive and gram negative activity and consists essentially of:A. An alkylsubstituted alanine (0.1 part - 40.0 parts, by weight),B. an alkyl-N,N-dimethylamine oxide, an alkyl-N,N-dihydroxyethylamine or an acylamido t-amine oxide (0.1 part - 40.0 parts, by weight), andC. a protonating agent, such as hydrochloric acid, acetic acid or citric acid, in an amount sufficient to adjust the pH of the overall composition to about 5.5 or below.The composition exhibits skin degerming, cleansing, and deodorizing properties and, particularly, its use exhibits long term inhibition of body odor.

Other References

  • Kirk-Othmer Encyc. of Chem. Tech., 2nd Ed., 09231977 19 (1969), pp. 555-566, 575-577
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