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The ornamental design for a dental impression tray, as shown and described.
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FIG. 1 is a front view of a dental impression tray.
FIG. 2 is a left side view of the tray of FIG. 1.
FIG. 3 is a right side view of the tray of FIG. 1 .
FIG. 4 is a top plan view of the tray of FIG. 1; and,
FIG. 5 is a bottom plan view of the tray of FIG. 1.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Dec 10 2001 | EYDE, GEORGE F | MARKET MASTERS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012384 | /0121 | |
| Dec 11 2001 | Market Masters, Inc. | (assignment on the face of the patent) | / | |||
| Nov 08 2005 | MARKET MASTERS, INC D B A DIRECT DENTAL SERVICE | TRI-BITE DENTAL, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 016769 | /0801 | |
| Mar 23 2011 | TRI-BITE DENTAL, INC | ADA PRODUCTS COMPANY, INC | MERGER SEE DOCUMENT FOR DETAILS | 026084 | /0132 |
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