USD651291SActiveUtility

Duct connector ring

Assignee: LIEBSON STEVEN ALLANPriority: Jan 24, 2010Filed: Jan 24, 2010Granted: Dec 27, 2011

Est. expiryJan 24, 2030(~3.5 yrs left)· nominal 20-yr term from priority

PatentIndex Score

473

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References

Claims

exact text as granted — not AI-modified

The ornamental design for a duct connector ring, as shown and described.

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