USD918335SActiveUtility

Filter

80
Assignee: TIANJIN TIANCHUANG BEST PURE ENVIRONMENTAL SCIENCE AND TECH CO LTDPriority: Dec 29, 2018Filed: Mar 14, 2019Granted: May 4, 2021
Est. expiryDec 29, 2038(~12.4 yrs left)· nominal 20-yr term from priority
Inventors:Enyu Wei
80
PatentIndex Score
17
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a filter, as shown and described.

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