Inventor · disambiguated record
John M. Demassa
Also filed as: DEMASSA JOHN · DEMASSA JOHN M · DEMASSA JOHN MATTHEW
13 granted patents·1 pending application·74 citations·filing 1992–2017
90Inventor score
Files withUNIROYAL CHEM CO INC4VANDERBILT CO R T4DEMASSA JOHN M2VANDERBILT CHEMICALS LLC2CHASE KEVIN J1
Top patents by PatentIndex Score
14 records- 0190US8093190B2Lubricant antioxidant compositions containing a metal compound and a hindered amineCHASE KEVIN J·Filed 2010·Granted Jan 10, 2012·10 cites·11 claims
- 0286US9481775B2Polyurethane scorch inhibitorVANDERBILT CHEMICALS LLC·Filed 2015·Granted Nov 1, 2016·2 cites·8 claims
- 0386US7875579B2Lubricant antioxidant compositions containing a metal compound and a hindered amineVANDERBILT CO R T·Filed 2008·Granted Jan 25, 2011·5 cites·15 claims
- 0483US10421851B2Low emissions scorch inhibitor for polyurethane foamVANDERBILT CHEMICALS LLC·Filed 2017·Granted Sep 24, 2019·1 cites·16 claims
- 0581US6676849B2Low yellowing scorch inhibitor compositionVANDERBILT CO R T·Filed 2003·Granted Jan 13, 2004·18 cites·16 claims
- 0673US8716359B2Polyurethane foam scorch inhibitorDEMASSA JOHN M·Filed 2010·Granted May 6, 2014·2 cites·7 claims
- 0771US5312952APolymerization inhibitor for vinyl aromaticsUNIROYAL CHEM CO INC·Filed 1992·Granted May 17, 1994·10 cites·5 claims
- 0870US7935663B2Molybdenum compoundsVANDERBILT CO R T·Filed 2008·Granted May 3, 2011·1 cites·10 claims
- 0966US5540861APolymerization inhibitor for vinyl aromaticsUNIROYAL CHEM CO INC·Filed 1994·Granted Jul 30, 1996·8 cites·2 claims
- 1065US8287765B2Systems and compositions for color stabilization of polymerDEMASSA JOHN·Filed 2009·Granted Oct 16, 2012·1 cites·8 claims
- 1160US8642130B2Topical polyurethane foam oxidative and photooxidative stabilizerDEMASSA JOHN M·Filed 2009·Granted Feb 4, 2014·0 cites·8 claims
- 1257US2006231799A1Topical polyurethane foam oxidative photooxidative stabilizerVANDERBILT CO R T·Filed 2006·Application pending·0 cites
- 1352US5659095AComposition for inhibiting the polymerization of aromatic vinyl monomersUNIROYAL CHEM CO INC·Filed 1996·Granted Aug 19, 1997·5 cites·13 claims
- 1447US6287483B1Method of stabilizing unsaturated organic compounds from polymerizationUNIROYAL CHEM CO INC·Filed 1998·Granted Sep 11, 2001·11 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →