Spirit level
Description
Claims
The ornamental design for a spirit level, as shown and described.
Referenced Cited
U.S. Patent Documents
D730208 | May 26, 2015 | Ben Josef |
Patent History
Patent number: D1000977
Type: Grant
Filed: Jan 17, 2022
Date of Patent: Oct 10, 2023
Inventor: Jian Liu (Guangzhou)
Primary Examiner: Antoine Duval Davis
Application Number: 29/823,411
Type: Grant
Filed: Jan 17, 2022
Date of Patent: Oct 10, 2023
Inventor: Jian Liu (Guangzhou)
Primary Examiner: Antoine Duval Davis
Application Number: 29/823,411
Classifications
Current U.S. Class:
Spirit Level (D10/69)