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:
May. 12, 2020
Filed:
Jul. 25, 2018
Applicant:
Wellmark International, Schaumburg, IL (US);
Inventors:
George Gu, Dallas, TX (US);
Min Xie, Schaumburg, IL (US);
Keith Haas, Schaumburg, IL (US);
Doug Vangundy, Schaumburg, IL (US);
Assignee:
WELLMARK INTERNATIONAL, Schaumburg, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N 49/00 (2006.01); B01J 2/28 (2006.01); A01N 25/12 (2006.01); A01N 25/10 (2006.01); B01J 2/22 (2006.01);
U.S. Cl.
CPC ...
A01N 49/00 (2013.01); A01N 25/10 (2013.01); A01N 25/12 (2013.01); B01J 2/22 (2013.01); B01J 2/28 (2013.01);
Abstract
The present invention provides an extended release insecticide formulation, the formulation comprising: an insecticide on a substrate; a lipophilic wax, wherein the insecticide is incorporated into the wax forming a matrix; a release retarding polymer embedded in the matrix; and a rate extending polymer embedded in the matrix. Methods of making the formulation and use of the formulation are also provided.