Smart smoke and carbon monoxide detector

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Description

FIG. 1 is a front, right and top perspective view of a smart smoke and carbon monoxide detector, showing my design.

FIG. 2 is a rear, left and bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings are included for the purpose of illustrating portions of the smart smoke and carbon monoxide detector that form no part of the claimed design.

Claims

The ornamental design for a smart smoke and carbon monoxide detector, as shown and described.

Referenced Cited
U.S. Patent Documents
D235857 July 1975 Hart
D275187 August 21, 1984 Skarman
D279769 July 23, 1985 Thornton, Jr.
D297219 August 16, 1988 Taylor
D885224 May 26, 2020 Liu
D885225 May 26, 2020 Liu
D911198 February 23, 2021 Zhang
D911862 March 2, 2021 Zhang
Patent History
Patent number: D1023807
Type: Grant
Filed: Jun 21, 2022
Date of Patent: Apr 23, 2024
Assignee: TREATLIFE LLC (Denver, CO)
Inventor: Chuanying Tu (Denver, CO)
Primary Examiner: George D. Kirschbaum
Application Number: 29/843,388
Classifications
Current U.S. Class: Combined (D10/106.3)