Patents by Inventor Ben Janchipraponvej

Ben Janchipraponvej has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4954335
    Abstract: A method of imparting improved conditioning properties to hair comprising treating the hair with a clear conditioning composition comprising a quaternary ammonium compound, such as dicetyldimonium chloride; an amidoamine compound having the general formula: ##STR1## wherein R.sub.1 is a fatty acid chain containing from about 11 to about 21 carbon atoms, R.sub.2 is an alkylene group containing from two to about four carbon atoms, R.sub.3 is hydrogen, methyl, ethyl or a hydroxyalkylene group containing from one to about three carbon atoms, R.sub.4 is methyl, ethyl or a hydroxyalkylene group containing from one to about three carbon atoms, and Y is a heterocyclic nitrogen-containing moiety, like morpholine or pyridine; a volatile conditioning agent, such as a volatile hydrocarbon compound or a volatile silicone compound, like cyclomethicone; a solubilizing nonionic surfactant, like lauryl pyrrolidone; and a polyhydric compound, such as a glycol, a triol or a polyol, like hexylene glycol.
    Type: Grant
    Filed: May 31, 1989
    Date of Patent: September 4, 1990
    Assignee: Helene Curtis, Inc.
    Inventor: Ben Janchipraponvej