Water purification pipe
Description
The broken lines in the drawings depict portions of the water purification pipe that form no part of the claimed design.
Claims
The ornamental design for a water purification pipe, as shown and described.
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Patent History
Patent number: D946697
Type: Grant
Filed: Apr 29, 2021
Date of Patent: Mar 22, 2022
Inventor: Guoliang Deng (Zhangjiajie)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/781,263
Type: Grant
Filed: Apr 29, 2021
Date of Patent: Mar 22, 2022
Inventor: Guoliang Deng (Zhangjiajie)
Primary Examiner: Karen S Acker
Assistant Examiner: Jonathan E Fiencke
Application Number: 29/781,263
Classifications
Current U.S. Class:
Treatment (D23/207)