Assignee
DOROTHY AND BEN FREIBORG 1980
US·6 granted patents·308 citations·filing 1998–2001
Top patents by PatentIndex Score
6 records- 0192US6125602AAsphalt composition ridge covers with three dimensional effectDOROTHY AND BEN FREIBORG 1980·Filed 1998·Granted Oct 3, 2000·113 cites·53 claims
- 0285US6725609B2Folded ridge cover and method of fabricationDOROTHY AND BEN FREIBORG 1980·Filed 2001·Granted Apr 27, 2004·44 cites·17 claims
- 0379US6547126B2Packaging box with fixed partitionsDOROTHY AND BEN FREIBORG 1980·Filed 2001·Granted Apr 15, 2003·27 cites·19 claims
- 0477US6351913B1Folded ridge cover and method of fabricationDOROTHY AND BEN FREIBORG 1980·Filed 1999·Granted Mar 5, 2002·64 cites·43 claims
- 0574US6182400B1Folded ridge cover and method of fabricationDOROTHY AND BEN FREIBORG 1980·Filed 1999·Granted Feb 6, 2001·52 cites·29 claims
- 0662US6367627B2Packaging box for folded ridge cover roofingDOROTHY AND BEN FREIBORG 1980·Filed 2000·Granted Apr 9, 2002·8 cites·30 claims
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