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. 01, 2009
Filed:
Jun. 05, 2007
Harold Martin, Cookeville, TN (US);
Dennis Kelly, Chicago, IL (US);
Joseph C. Drozd, Park Ridge, IL (US);
Thomas Blakemore, Flossmoor, IL (US);
Doug Hudgens, Cookeville, TN (US);
Barry M. Verdegan, Stoughton, WI (US);
Harold Martin, Cookeville, TN (US);
Dennis Kelly, Chicago, IL (US);
Joseph C. Drozd, Park Ridge, IL (US);
Thomas Blakemore, Flossmoor, IL (US);
Doug Hudgens, Cookeville, TN (US);
Barry M. Verdegan, Stoughton, WI (US);
Cummins Filtration IP Inc., Minneapolis, MN (US);
Dober Chemical Corporation, Midlothian, IL (US);
Abstract
A container () for releasing a chemical additive () in a fluid material selected from a lubricant or hydraulic fluid composition comprises a fluid material-impermeable casing () having a hollow interior and an additive composition () comprising at least one fluid material-soluble additive. The additive () is held within the container () by a least one fluid material-permeable element () provided at or near an opening () in the casing () and is effective to provide for release of additive(s) () into the fluid material. Methods of releasing additives () into fluid material are also provided.