Patent · US Active

Hair care compositions

US8815225B2 · kind B2 · utility

2Cited by

15References

27Claims

0Family size

Assignee

DSM IP ASSETS B.V. · NL

Inventors

Raphael Beumer · Basel, CH
Franciscus Johannes Marie Derks · Echt, NL
Christine Mendrok · Rheinfelden (Baden), DE

Key dates

Filing date	Feb 23, 2007
Grant date	Aug 26, 2014
Priority date	—
Expiry date	Nov 1, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K2800/54
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to hair care compositions comprising an effective amount of a condensation polymer having at least one, optionally quarternized or protonated, dialkylamide end-group connected through the polymer backbone to a unit derived from an alkylamide, the connection comprising at least one ester linkage.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.