WiFi video doorbell
Latest SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD. Patents:
Description
Claims
The ornamental design for a WiFi video doorbell, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D805570 | December 19, 2017 | Shi |
D836147 | December 18, 2018 | Rao |
D848891 | May 21, 2019 | Paredes |
D871483 | December 31, 2019 | Chang |
D894775 | September 1, 2020 | Yu |
D896863 | September 22, 2020 | Tu |
D906399 | December 29, 2020 | Wang |
D924712 | July 13, 2021 | Tseng |
305707322 | October 2019 | CN |
306460952 | November 2020 | CN |
Patent History
Patent number: D945299
Type: Grant
Filed: Jul 8, 2020
Date of Patent: Mar 8, 2022
Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD. (Shenzhen)
Inventor: Mengchu Yu (Shenzhen)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Lillian Windham
Application Number: 29/740,964
Type: Grant
Filed: Jul 8, 2020
Date of Patent: Mar 8, 2022
Assignee: SHENZHEN LONGZHIYUAN TECHNOLOGY CO., LTD. (Shenzhen)
Inventor: Mengchu Yu (Shenzhen)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Lillian Windham
Application Number: 29/740,964
Classifications
Current U.S. Class:
For Use With Entryway, E.g., Door, Gate, Etc. (D10/118.2)