USD662846SActiveUtility

Passive infrared ceiling sensor

Assignee: NI LIDONGPriority: Dec 14, 2010Filed: Dec 14, 2010Granted: Jul 3, 2012

Est. expiryDec 14, 2030(~4.4 yrs left)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a passive infrared ceiling sensor, as shown and described.

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