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. 17, 2012
Filed:
May. 23, 2011
Applicants:
Kui-chiu Kwok, Gurnee, IL (US);
Russell Robison, Yamhill, OR (US);
Inventors:
Kui-Chiu Kwok, Gurnee, IL (US);
Russell Robison, Yamhill, OR (US);
Assignee:
Illinois Tool Works, Inc., Glenview, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An impact filter suitable for a kitchen exhaust hood is provided with a grease trap to capture grease particles and channel the particles away. The trap can be of different configurations. The filter can be used in various processes to clean air streams, such as filtering processes for removing grease and other cooking exhaust particles and other processes for removing grease particles.