IP Library › Granted Patent US 1,034,270
Granted Patent S1
US 1,034,270 · App. 29/838,299 · Granted Jul 9, 2024

Smart doorbell

Inventors: Xiyin Xu (Tianjin, CN); Jincan Lv (Tianjin, CN); Yajuan Ma (Tianjin, CN); Bo Li (Tianjin, CN); Qing Zhang (Tianjin, CN); Huaizhong Xie (Tianjin, CN)
Assignee: TianJin HuaLai Technology Co., Ltd.
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Quick Facts
Patent No.
US 1,034,270
App. No.
29/838,299
Granted
Jul 9, 2024
Kind
S1
Claims (1)

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

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 13, 2022
From: XU, XIYIN; LV, JINCAN; MA, YAJUAN; LI, BO; ZHANG, QING; XIE, HUAIZHONG
To: TIANJIN HUALAI TECHNOLOGY CO.,LTD.
Reel/Frame 060490/0700 →
Priority Claims (1)
CN 202230197433.6 · Apr 9, 2022 · national