Protective air filtration device

- Salutaris, LLP
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Description

FIG. 1 is a front view of the protective air filtration device of the present invention;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a perspective view thereof.

The portions of the design depicted in broken lines form no part of the claimed design.

Claims

The ornamental design for a protective air filtration device, as shown and described.

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Patent History
Patent number: D638171
Type: Grant
Filed: Nov 5, 2010
Date of Patent: May 17, 2011
Assignee: Salutaris, LLP (Atkinson, NH)
Inventors: Konstantin Goranov (Atkinson, NH), Albena Milencheva (Atkinson, NH)
Primary Examiner: Ruth McInroy
Attorney: Greenberg Traurig, LLP
Application Number: 29/378,576
Classifications
Current U.S. Class: Face, Mouth, Or Ear (D29/108)