Assignee
DOUGLASS III CARL R
US·3 granted patents·25 citations·filing 2010–2011
Top patents by PatentIndex Score
3 records- 0187US8967674B2Rib construction for large diameter pipe fittingsDOUGLASS III CARL R·Filed 2010·Granted Mar 3, 2015·9 cites·12 claims
- 0273US8991830B2Heat-fusible gasket and method of manufactureDOUGLASS III CARL R·Filed 2010·Granted Mar 31, 2015·3 cites·25 claims
- 0362USD650053SPipe rib gasketDOUGLASS III CARL R·Filed 2011·Granted Dec 6, 2011·13 cites·1 claims
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