Inventor · Middlebury, CT, US

David Scott Porter

52Patents
11h-index
23Co-inventors
78Inventor score

Filing activity: Dec 6, 1993 → Dec 13, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5405073A Flexible support shaft assembly Human Necessities 1,667 Expired
US7781562B2 Polyester compositions containing cyclobutanediol having a certain combination of inherent viscosity and moderate glass transition temperature and articles made therefrom Emerging Cross-Sectional Technologies 75 Active
US7855267B2 Film(s) and/or sheet(s) comprising polyester compositions which comprise cyclobutanediol and have a certain combination of inherent viscosity and moderate glass transition temperature Emerging Cross-Sectional Technologies 66 Active
US7803440B2 Bottles comprising polyester compositions which comprise cyclobutanediol Emerging Cross-Sectional Technologies 30 Expired
US7803439B2 Blood therapy containers comprising polyester compositions formed from 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol Emerging Cross-Sectional Technologies 29 Expired
US8415450B2 Polyester compositions containing cyclobutanediol having a certain combination of inherent viscosity and high glass transition temperature and articles made therefrom Emerging Cross-Sectional Technologies 15 Active
US7893188B2 Baby bottles comprising polyester compositions which comprise cyclobutanediol Emerging Cross-Sectional Technologies 15 Active
US7510768B2 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein Emerging Cross-Sectional Technologies 15 Active
US7955674B2 Transparent polymer blends containing polyesters comprising a cyclobutanediol and articles prepared therefrom Emerging Cross-Sectional Technologies 13 Active
US7985827B2 Polyester compositions which comprise cyclobutanediol having certain cis/trans ratios Emerging Cross-Sectional Technologies 12 Active
US6986864B2 Polyester compositions Chemistry; Metallurgy 12 Expired
US8101705B2 Polyester compositions containing cyclobutanediol having a certain combination of inherent viscosity and moderate glass transition temperature and articles made therefrom Emerging Cross-Sectional Technologies 11 Active
US8354491B2 Containers comprising polyester compositions which comprise cyclobutanediol Emerging Cross-Sectional Technologies 11 Active
US7812111B2 LCD films comprising polyester compositions formed from 2,2,4,4-tetramethy1-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol Emerging Cross-Sectional Technologies 11 Active
US7906211B2 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein Emerging Cross-Sectional Technologies 10 Active
US8063173B2 Polyester compositions containing low amounts of cyclobutanediol and articles made therefrom Emerging Cross-Sectional Technologies 10 Active
US7740941B2 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein Emerging Cross-Sectional Technologies 10 Active
US7576171B2 Pacifiers comprising polyester compositions formed from 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol Emerging Cross-Sectional Technologies 10 Active
US7704605B2 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein Emerging Cross-Sectional Technologies 10 Active
US7906212B2 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein Emerging Cross-Sectional Technologies 10 Active
US8119761B2 Polyester compositions containing cyclobutanediol having a certain combination of inherent viscosity and high glass transition temperature and articles made therefrom Emerging Cross-Sectional Technologies 10 Active
US8119762B2 Film(s) and/or sheet(s) comprising polyester compositions which comprise cyclobutanediol and have a certain combination of inherent viscosity and moderate glass transition temperature Emerging Cross-Sectional Technologies 9 Active
US7462684B2 Preparation of transparent, multilayered articles containing polyesters comprising a cyclobutanediol and homogeneous polyamide blends Emerging Cross-Sectional Technologies 9 Active
US7959836B2 Process for the preparation of transparent, shaped articles containing polyesters comprising a cyclobutanediol Emerging Cross-Sectional Technologies 9 Active
US7915376B2 Containers comprising polyester compositions which comprise cyclobutanediol Emerging Cross-Sectional Technologies 9 Active

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