Carbon monoxide gas composite alarm
Description
The broken lines depict portions of the carbon monoxide gas composite alarm and form no part of the claimed design.
Claims
The ornamental design for a carbon monoxide gas composite alarm as shown and described.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D1121470
Type: Grant
Filed: May 10, 2025
Date of Patent: Apr 7, 2026
Assignee: Shenzhen Hansway Technology Co., Ltd. (Shenzhen)
Inventor: Ling Kong (Shenzhen)
Primary Examiner: Joseph Kukella
Application Number: 30/003,146
Type: Grant
Filed: May 10, 2025
Date of Patent: Apr 7, 2026
Assignee: Shenzhen Hansway Technology Co., Ltd. (Shenzhen)
Inventor: Ling Kong (Shenzhen)
Primary Examiner: Joseph Kukella
Application Number: 30/003,146
Classifications
Current U.S. Class:
Smoke, Gas, Or Fire Detector (D10/106.2)