Air purifying device
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The portions of the device shown in broken lines are for the purposes of illustration only and form no part of the claimed design.
Claims
An ornamental design for an air purifying device, substantially as shown and described in the drawings.
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Type: Grant
Filed: Sep 28, 2005
Date of Patent: Oct 2, 2007
Assignee: Calgon Carbon Corporation (Pittsburgh, PA)
Inventors: Eric Makar (Pittsburgh, PA), Rose Runco (Pittsburgh, PA), Greg Runco (Pittsburgh, PA)
Primary Examiner: Louis Zarfas
Assistant Examiner: David Muller
Attorney: Cohen & Grisby, P.C.
Application Number: 29/239,258