Palatal expansion appliance

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Description

FIG. 1 is a top perspective view of a first embodiment of a palatal expansion appliance in accordance with my new design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top perspective view of a second embodiment of the palatal expansion appliance in accordance with my new design.

FIG. 9 is a front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

Claims

The ornamental design for a palatal expansion appliance, as shown and described.

Referenced Cited
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Patent History
Patent number: D908889
Type: Grant
Filed: Nov 2, 2018
Date of Patent: Jan 26, 2021
Inventor: Sung Chul Moon (Seoul)
Primary Examiner: Wan Laymon
Assistant Examiner: Clint A Samuel
Application Number: 29/668,829
Classifications
Current U.S. Class: Orthodontic Appliance (D24/180)