Inventor · Dover, NJ, US

Alan B. Levy

21Patents
5h-index
25Co-inventors
69Inventor score

Filing activity: Sep 28, 1990 → Oct 16, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5457197A Monomer recovery from multi-component materials Chemistry; Metallurgy 35 Expired
US5681952A Process for depolymerizing nylon-containing waste to form caprolactam Chemistry; Metallurgy 34 Expired
US5929234A Process for depolymerizing nylon-containing whole carpet to form caprolactam Chemistry; Metallurgy 12 Expired
US5932724A Process for depolymerizing nylon-containing waste to form caprolactam Chemistry; Metallurgy 11 Expired
US5066373A Monitoring pH in phenol acetone Physics 8 Expired
US6342555B2 Process for depolymerizing nylon-containing waste to form caprolactam Chemistry; Metallurgy 3 Expired
US8652277B2 Weakly oxidizing ammonium nitrate composite materials and methods for preparing such compositions Chemistry; Metallurgy 2 Active
US8772476B2 Gas and liquid phase catalytic Beckmann rearrangement of oximes to produce lactams Emerging Cross-Sectional Technologies 2 Active
US9233928B2 Synthesis of lactam based ionic liquid Chemistry; Metallurgy 2 Active
US9221762B2 Gas and liquid phase catalytic beckmann rearrangement of oximes to produce lactams Emerging Cross-Sectional Technologies 2 Active
US8709236B2 Process for removing nitrogen from fuel streams with caprolactamium ionic liquids Chemistry; Metallurgy 2 Active
US5869654A Process for depolymerizing polycaprolactam processing waste to form caprolactam Chemistry; Metallurgy 2 Expired
US5948908A Process for depolymerizing polycaprolactam processing waste to form caprolactam Chemistry; Metallurgy 1 Expired
US9738608B2 Synthesis of lactam based ionic liquid Chemistry; Metallurgy 0 Active
US7482446B2 Amide-based compounds, production, recovery, purification and uses thereof Chemistry; Metallurgy 0 Expired
US7022844B2 Amide-based compounds, production, recovery, purification and uses thereof Chemistry; Metallurgy 0 Expired
US9382195B2 Oximation of KA oil by-product Chemistry; Metallurgy 0 Active
US9822052B2 Nanoparticle catalysts for conversion of cyclohexanol to cyclohexanone Chemistry; Metallurgy 0 Active
US10537884B2 Hierarchical aluminophosphates as catalysts for the Beckmann rearrangement Emerging Cross-Sectional Technologies 0 Active
US9662643B2 Gas and liquid phase catalytic Beckmann rearrangement of oximes to produce lactams Emerging Cross-Sectional Technologies 0 Active
US9518023B2 Synthesis of N-derivatized lactam based ionic liquid Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.