IP Library › Granted Patent US 1,103,815
Granted Patent S1
US 1,103,815 · App. 29/937,581 · Granted Dec 2, 2025

Internal unit for wireless doorbell

Inventors: Junhua Song (Zhuhai, CN); Junming Song (Zhuhai, CN)
Assignee: Zhuhai Murui Technology Co., Ltd.
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Quick Facts
Patent No.
US 1,103,815
App. No.
29/937,581
Granted
Dec 2, 2025
Kind
S1
Claims (1)

The ornamental design for an internal unit for a wireless doorbell, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2024
From: SONG, JUNHUA; SONG, JUNMING
To: ZHUHAI MURUI TECHNOLOGY CO., LTD.
Reel/Frame 067141/0296 →
Priority Claims (1)
CN 202430066445.4 · Jan 31, 2024 · national
References Cited (6)
US D884674S · Yuan · 2020 [cited by examiner]
US D955237S · Fix · 2022 [cited by examiner]
US D955902S · Fix · 2022 [cited by examiner]
US D975570S · Chen · 2023 [cited by examiner]
US 20110205037A1 · Barish · 2011 [cited by examiner]
CN 308004765 · 2023 [cited by examiner]
Cited By (1)
US 12,642,712