Individual holder
FRANCIS HUBERT C
US·4 granted patents·21 citations·filing 2007–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0186US8088217B2Cement-based fire door coreFRANCIS HUBERT C·Filed 2007·Granted Jan 3, 2012·10 cites·16 claims
- 0279US8673201B2Non-cement fire door coreFRANCIS HUBERT C·Filed 2012·Granted Mar 18, 2014·3 cites·20 claims
- 0378US10259196B2Lightweight gypsum wallboardFRANCIS HUBERT C·Filed 2012·Granted Apr 16, 2019·3 cites·15 claims
- 0461US8221542B2Non-cement fire door coreFRANCIS HUBERT C·Filed 2007·Granted Jul 17, 2012·5 cites·17 claims
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