Inventor · disambiguated record
May Duffield Thomas
Also filed as: THOMAS MAY · THOMAS MAY D · THOMAS MAY DUFFIELD
7 granted patents·6 pending applications·108 citations·filing 2004–2014
84Inventor score
Technology areasC10L
Top patents by PatentIndex Score
13 records- 0195US7384434B2Reaction of phenols with intermediate triazinesAFTON CHEMICAL CORP·Filed 2004·Granted Jun 10, 2008·65 cites·2 claims
- 0290US8557003B2Mannich detergents for hydrocarbon fuelsMALFER DENNIS J·Filed 2008·Granted Oct 15, 2013·14 cites·49 claims
- 0389US8231695B2Fuel compositions comprising hydrocarbon oil carriers and methods for using the sameCUNNINGHAM LAWRENCE J·Filed 2006·Granted Jul 31, 2012·21 cites·13 claims
- 0485US8734540B2Fuel composition comprising a nitrogen-containing compoundAFTON CHEMICAL CORP·Filed 2012·Granted May 27, 2014·3 cites·16 claims
- 0579US7597726B2Mannich detergents for hydrocarbon fuelsAFTON CHEMICAL CORP·Filed 2006·Granted Oct 6, 2009·3 cites·17 claims
- 0677US8715373B2Fuel composition comprising a nitrogen-containing compoundARADI ALLEN A·Filed 2007·Granted May 6, 2014·2 cites·8 claims
- 0764US2014202069A1Fuel composition comprising a nitrogen-containing compoundAFTON CHEMICAL CORP·Filed 2014·Application pending·0 cites
- 0858US9783752B2Mannich detergents for hydrocarbon fuelsMALFER DENNIS J·Filed 2006·Granted Oct 10, 2017·0 cites·23 claims
- 0951US2008040968A1Fuel additive compounds and method of making the compoundsMALFER DENNIS J·Filed 2006·Application pending·0 cites
- 1050US2007245620A1Diesel fuel compositionsMALFER DENNIS J·Filed 2006·Application pending·0 cites
- 1149US2006059771A1Preparation of amine derivates from nitriles and phenolsMALFER DENNIS J·Filed 2004·Application pending·0 cites
- 1248US2006196107A1Cyclic mannich productsMALFER DENNIS J·Filed 2005·Application pending·0 cites
- 1342US2012180382A1Fuel Additives and Gasoline Containing the AdditivesFANG XINGGAO·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when May Duffield Thomas files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →