The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 1998
Filed:
May. 09, 1997
Applicant:
Inventors:
Anita N Chan, Wilmington, DE (US);
Anthony B Clayton, Wilmington, DE (US);
Jashawant J Modi, Hockessin, DE (US);
Assignee:
Hercules Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 47 ; 424401 ; 536 84 ; 536 90 ; 536 91 ; 536 95 ; 536 96 ; 536 97 ; 536 98 ; 536 99 ; 536100 ; 536101 ;
Abstract
Disclosed are hair spray compositions containing non-ionic cellulosic ethers in a solvent base containing water and volatile organic solvent wherein the level of volatile organic solvent in the composition is about 80% or less, and wherein the non-ionic cellulose ether is characterized by a solution viscosity of less than about 50 cps at 25.degree. C. for an aqueous solution containing 3 wt. % solids and 55 wt. % ethanol. The preferred non-ionic cellulosic ether is methylhydroxypropyl cellulose.