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The ornamental design for an "air filter", as shown. |
FIG. 1 is a front elevational view;
FIG. 2 is a left side elevational view;
FIG. 3 is a top view;
FIG. 4 is a bottom view;
FIG. 5 is a right side elevational view;
FIG. 6 is a rear, left side perspective view thereof; and,
FIG. 7 is a front left side perspective view thereof.
Israel, Gary P., Ediger, Glen W.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 30 1997 | EDIGER, GLEN W | VORNADO AIR CIRCULATION SYSTEMS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008785 | /0954 | |
Jul 30 1997 | ISRAEL, GARY P | VORNADO AIR CIRCULATION SYSTEMS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008785 | /0954 | |
Aug 06 1997 | Vornado Air Circulation Systems, Inc. | (assignment on the face of the patent) | / | |||
Dec 22 2006 | VORNADO AIR CIRCULATION SYSTEMS, INC | VORNADO AIR, LLC F K A KANSAS AIR HOLDINGS, LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 018711 | /0400 |
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