ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,332, issued on Jan. 13, was assigned to Conopco Inc. (Hoboken, N.J.).
"Hair care composition" was invented by Jian Liu (Shanghai) and Yingying Pi (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hair care composition is disclosed comprising a polyhydroxy fatty acid amide surfactant of general formula (I): wherein R1 is a C1-C4alkyl groups or hydroxy-substituted C1-C4 alkyl groups; R2CO is a linear or branched, saturated or unsaturated C3-C10 acyl group, preferably C8-C10 acyl group, an ethoxylated alkyl sulfate anionic surfactant having a formula R3O(CH2CH2O)nSO3M, wherein R3 is an alkyl or alkenyl having from 8 to 18 carbon atoms; M is a ...