Wireless digital doorbell

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Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a perspective view of a wireless digital doorbell showing my new design;

FIG. 2 is another perspective view of a wireless digital doorbell showing my new design;

FIG. 3 is a front side view of the wireless digital doorbell shown in FIG. 1 and FIG. 2;

FIG. 4 is a rear side view of the wireless digital doorbell shown in FIG. 1 and FIG. 2;

FIG. 5 is a left side view of the wireless digital doorbell shown in FIG. 1 and FIG. 2;

FIG. 6 is a right side view of the wireless digital doorbell shown in FIG. 1 and FIG. 2;

FIG. 7 is a top view of the wireless digital doorbell shown in FIG. 1 and FIG. 2; and,

FIG. 8 is a bottom view of the wireless digital doorbell shown in FIG. 1 and FIG. 2.

Claims

The ornamental design for a wireless digital doorbell, as shown and described.

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Patent History
Patent number: D975570
Type: Grant
Filed: Apr 1, 2021
Date of Patent: Jan 17, 2023
Assignee: KANGTAI ELECTRIC CO., LTD (Yueqing)
Inventor: Yaohua Chen (Yueqing)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Lillian Windham
Application Number: 29/776,911
Classifications