Spirit level
Latest Ching Lin Plastic Industry Co., Ltd. Patents:
Description
Claims
The ornamental design for a spirit level, as shown and described.
Referenced Cited
U.S. Patent Documents
D719470 | December 16, 2014 | Silberberg |
9964407 | May 8, 2018 | Captarencu |
20180120104 | May 3, 2018 | Liao |
Patent History
Patent number: D851507
Type: Grant
Filed: Dec 7, 2017
Date of Patent: Jun 18, 2019
Assignee: Ching Lin Plastic Industry Co., Ltd. (Taichung)
Inventor: Wen-Hsin Liao (Taichung)
Primary Examiner: Antoine Duval Davis
Application Number: 29/628,724
Type: Grant
Filed: Dec 7, 2017
Date of Patent: Jun 18, 2019
Assignee: Ching Lin Plastic Industry Co., Ltd. (Taichung)
Inventor: Wen-Hsin Liao (Taichung)
Primary Examiner: Antoine Duval Davis
Application Number: 29/628,724
Classifications
Current U.S. Class:
Spirit Level (D10/69)