Water purifier
Description
The broken lines and the areas within them depict portions of the water purifier that form no part of the claimed design.
Claims
The ornamental design for a water purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D947987
Type: Grant
Filed: Dec 5, 2019
Date of Patent: Apr 5, 2022
Inventor: Zhigang Du (Tianjin)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/716,012
Type: Grant
Filed: Dec 5, 2019
Date of Patent: Apr 5, 2022
Inventor: Zhigang Du (Tianjin)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/716,012
Classifications
Current U.S. Class:
Treatment (D23/207)