Doorbell
Description
Claims
The ornamental design for a doorbell, as shown and described.
Referenced Cited
Patent History
Patent number: D921511
Type: Grant
Filed: Jan 7, 2020
Date of Patent: Jun 8, 2021
Inventor: Jun Li (Shenzhen)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Joseph J Kukella
Application Number: 29/719,649
Type: Grant
Filed: Jan 7, 2020
Date of Patent: Jun 8, 2021
Inventor: Jun Li (Shenzhen)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Joseph J Kukella
Application Number: 29/719,649
Classifications
Current U.S. Class:
For Use With Entryway, E.g., Door, Gate, Etc. (D10/118.2)