Air grate for raised floors

- Opstock, Inc.
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Description

FIG. 1 is a perspective view of an air grate for raised floors;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof, the opposite side being the same;

FIG. 5 is an adjacent side view thereof, the opposite side being the same;

FIG. 6 is a perspective view of another embodiment of an air grate for raised floors;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a side view thereof, the opposite side being the same; and,

FIG. 10 is an adjacent side view thereof, the opposite side being the same.

The broken line showing of the surrounding floor structure is included for the purpose of illustrating use and environment and forms no part of the claimed design.

Claims

The ornamental design for an air grate for raised floors, as shown and described.

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Other references
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Patent History
Patent number: D561327
Type: Grant
Filed: May 4, 2007
Date of Patent: Feb 5, 2008
Assignee: Opstock, Inc. (Ada, MI)
Inventors: Mark O. DeJonge (Ada, MI), James F. Clifford (Byron Center, MI)
Primary Examiner: Ian Simmons
Assistant Examiner: David G Muller
Attorney: Price, Heneveld, Cooper, DeWitt & Litton LLP
Application Number: 29/279,626
Classifications
Current U.S. Class: Grate (D23/397)