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The ornamental design for an air filtration device, as shown and described.
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FIG. 1 is a top perspective view of an air filtration device in accordance with our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left-side elevational view thereof, a right-side elevational view thereof being a mirror image; and,
FIG. 6 is a rear elevational view thereof.
The broken lines in the figures are for illustrative purposes only and form no part of the claimed design.
Garman, Michael, Mulvaney, Patrick T.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 31 2004 | MULVANEY, PATRICK T | HAMILTON BEACH PROCTOR-SILEX, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015218 | /0393 | |
| Apr 02 2004 | GARMAN, MICHAEL | HAMILTON BEACH PROCTOR-SILEX, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 015218 | /0393 | |
| Apr 13 2004 | Hamilton Beach/Proctor-Silex, Inc. | (assignment on the face of the patent) | / | |||
| May 31 2007 | HAMILTON BEACH PROCTOR-SILEX, INC | UBS AG, STAMFORD BRANCH, AS AGENT | SECURITY AGREEMENT | 019399 | /0687 | |
| Sep 28 2007 | HAMILTON BEACH PROCTOR-SILEX, INC | Hamilton Beach Brands, Inc | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 020174 | /0160 | |
| May 31 2012 | UBS AG, Stamford Branch | HAMILTON BEACH BRANDS, INC , FORMERLY KNOWN AS HAMILTON BEACH PROCTOR-SILEX, INC | RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS | 028309 | /0439 | |
| May 31 2012 | Hamilton Beach Brands, Inc | Wells Fargo Bank, National Association | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 028372 | /0853 |
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