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:
Oct. 06, 2015
Filed:
Aug. 21, 2009
Applicants:
Min Xie, Plano, TX (US);
Robin Rudolph, Grand Prairie, TX (US);
Stephanie Ponder, Plano, TX (US);
Inventors:
Assignee:
WELLMARK INTERNATIONAL, Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/00 (2006.01); C11D 1/65 (2006.01); C11D 3/43 (2006.01); C11D 1/12 (2006.01);
U.S. Cl.
CPC ...
A61K 8/00 (2013.01); C11D 1/12 (2013.01); C11D 1/65 (2013.01); C11D 3/43 (2013.01);
Abstract
The present invention provides an insecticidal emulsion cleansing system comprising a clear oil-in-water (o/w) emulsion wherein the oil phase contains an ionic surfactant and an insecticide suspended together as nanometer sized particles in the water phase; and wherein the water phase contains an oppositely charged polymer. The insecticide is preferably a pyrethroid such as a natural pyrethrin or a synthetic pyrethroid. Suitable pyrethroids include pyrethroid esters and pyrethroid ethers.