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:
Apr. 12, 2005
Filed:
Feb. 12, 2001
Applicants:
Thomas J. Blakemore, Flossmoor, IL (US);
Yu-sen Chen, Naperville, IL (US);
Inventors:
Thomas J. Blakemore, Flossmoor, IL (US);
Yu-Sen Chen, Naperville, IL (US);
Assignee:
Dober Chemical Corp., Midlothian, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F005/02 ; A01N025/34 ; A01N025/26 ;
U.S. Cl.
CPC ...
Abstract
A controlled-release additive composition for use in aqueous systems. The composition comprises a core containing at least one additive component and a polymeric coating encapsulating said core. The controlled released cooling additive composition slowly releases the additive components to aqueous system, thereby delivering an effective concentration level of additive components over an extended period.