USD906503SActiveUtility

Air filtration system

38
Assignee: RUBIN ERICPriority: May 21, 2019Filed: May 21, 2019Granted: Dec 29, 2020
Est. expiryMay 21, 2039(~12.9 yrs left)· nominal 20-yr term from priority
Inventors:Eric Rubin
38
PatentIndex Score
2
Cited by
21
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1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for an air filtration system, as shown and described.

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