USD990335SActiveUtility
Air quality monitor
Est. expiryApr 27, 2041(~14.8 yrs left)· nominal 20-yr term from priority
Inventors:Michael J. Birnkrant
45
PatentIndex Score
0
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
I claim the ornamental design of an air quality monitor, as shown and described.Join the waitlist — get patent alerts
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