IP Library › Granted Patent US 894,494
Granted Patent S1
US 894,494 · App. 29/719,674 · Granted Aug 25, 2020

Helmet

Inventors: Duco W. Noordzij (Roslindale, MA); David C. Rogers (Boston, MA)
Assignee: Gentex Corporation
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Quick Facts
Patent No.
US 894,494
App. No.
29/719,674
Granted
Aug 25, 2020
Kind
S1
Claims (1)

The ornamental design for a helmet, as shown and described.

Continuity (5)
Continuation 15631668 · Jun 23, 2017
Continuation 14260393 · Apr 24, 2014
Continuation 13224559 · Sep 2, 2011
Continuation 11760412 · Jun 8, 2007
Continuation In Part 11350591 · Feb 9, 2006