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. 13, 2015
Filed:
Jun. 20, 2013
Universal Laser Systems, Inc., Scottsdale, AZ (US);
Yefim P. Sukhman, Scottsdale, AZ (US);
Joseph T. Hillman, Chandler, AZ (US);
Stefano J. Noto, Mesa, AZ (US);
Christian J. Risser, Scottsdale, AZ (US);
David John Zirbel, Jr., Cave Creek, AZ (US);
Universal Laser Systems, Inc., Scottsdale, AZ (US);
Abstract
Embodiments of multi-stage air filtration systems are disclosed herein. A filtration system configured in accordance with one embodiment includes at least a first filter and a second filter arranged in series in an exhaust stream. The first filter is arranged to hold a first active media in the exhaust stream, the second filter is arranged to hold a second active media in the exhaust stream, and the active media is selected to remove one or more contaminants known to be in the exhaust stream. The system also includes at least one sensor arranged to detect the presence of the one or more contaminants downstream of the first filter and/or the second filter.