USD620131SActiveUtility

Roof hatch

40
Assignee: NYSTROM INCPriority: Dec 15, 2009Filed: Dec 15, 2009Granted: Jul 20, 2010
Est. expiryDec 15, 2029(~3.4 yrs left)· nominal 20-yr term from priority
Inventors:Tom RayJohn R. ChiodoDean LoegeringTom Sichak
40
PatentIndex Score
8
Cited by
21
References
1
Claims

Claims

exact text as granted — not AI-modified
We claim the ornamental design for roof hatch, as shown.

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