Assignee
STEVENSON PAUL R
GB·3 granted patents·1 pending application·65 citations·filing 2010–2011
Top patents by PatentIndex Score
4 records- 0196US8083814B2Quaternary ammonium salt of a mannich compoundSTEVENSON PAUL R·Filed 2011·Granted Dec 27, 2011·39 cites·15 claims
- 0295US8961623B2Quaternary ammonium amide and/or ester saltsSTEVENSON PAUL R·Filed 2010·Granted Feb 24, 2015·26 cites·14 claims
- 0348US8821596B2Nitrogen-free deposit control fuel additives and one step process for the making thereofSTEVENSON PAUL R·Filed 2010·Granted Sep 2, 2014·0 cites·10 claims
- 0444US2012317874A1Nitrogen Free Deposit Control Fuel AdditivesSTEVENSON PAUL R·Filed 2011·Application pending·0 cites
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