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The ornamental design for the ventilation grill, as shown and described. |
FIG. 1 is a perspective view of a ventilation grill showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a rear elevational view thereof; and,
FIG. 7 is a bottom plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 10 1999 | SCHRANK, ANTHONY L | NUVENT, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 010402 | /0225 | |
Nov 23 1999 | Nuvent, Inc. | (assignment on the face of the patent) | / | |||
Oct 04 2002 | NUVENT, INC | VENTAMATIC, LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013392 | /0448 |
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