USD883428SActiveUtility

Filter unit

74
Assignee: QINGDAO ECOPURE FILTER CO LTDPriority: Mar 22, 2018Filed: Mar 22, 2018Granted: May 5, 2020
Est. expiryMar 22, 2038(~11.6 yrs left)· nominal 20-yr term from priority
Inventors:Zhibin Zou
74
PatentIndex Score
13
Cited by
13
References
1
Claims

Claims

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

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