Inventor · disambiguated record
Frederick Leslie Colhoun
Also filed as: COLHOUN FREDERICK L · COLHOUN FREDERICK LESLIE
17 granted patents·10 pending applications·46 citations·filing 2003–2020
91Inventor score
Files withEASTMAN CHEM CO12GRUPO PETROTEMEX SA DE CV4COLHOUN FREDERICK LESLIE3EKART MICHAEL PAUL1GRUPO PETROTEXMEX S A DE C V1
Top patents by PatentIndex Score
27 records- 0185US9062200B2Polyester blends exhibiting low temperature toughnessGRUPO PETROTEMEX SA DE CV·Filed 2014·Granted Jun 23, 2015·2 cites·7 claims
- 0285US7368523B2Polyester polymer and copolymer compositions containing titanium nitride particlesEASTMAN CHEM CO·Filed 2005·Granted May 6, 2008·15 cites·21 claims
- 0383US7960472B2Late addition to effect compositional modifications in condensation polymersEASTMAN CHEM CO·Filed 2010·Granted Jun 14, 2011·3 cites·9 claims
- 0479US7838596B2Late addition to effect compositional modifications in condensation polymersEASTMAN CHEM CO·Filed 2006·Granted Nov 23, 2010·3 cites·53 claims
- 0576US7459113B2Process of making a container from polyester polymer particles having a small surface to center intrinsic-viscosity gradientEASTMAN CHEM CO·Filed 2004·Granted Dec 2, 2008·9 cites·57 claims
- 0670US8039577B2Polyester polymer and copolymer compositions containing titanium nitride particlesGRUPO PETROTEMEX SA DE CV·Filed 2008·Granted Oct 18, 2011·5 cites·34 claims
- 0766US10370486B2Polyester polymer particles having a small surface to center molecular weight gradientGRUPO PETROTEMEX SA DE CV·Filed 2016·Granted Aug 6, 2019·0 cites·11 claims
- 0866US8058360B2Polyester blends exhibiting low temperature toughnessCOLHOUN FREDERICK LESLIE·Filed 2007·Granted Nov 15, 2011·1 cites·32 claims
- 0964US2009131627A1Polyester polymer particles having a small surface to center molecular weight gradientEASTMAN CHEM CO·Filed 2008·Application pending·0 cites
- 1061US7282555B2Method for incorporating nitrogen containing methine light absorbers in pet and compositions thereofEASTMAN CHEM CO·Filed 2004·Granted Oct 16, 2007·3 cites·39 claims
- 1160US7528219B2Method for incorporating nitrogen containing methine light absorbers in PET and compositions thereofEASTMAN CHEM CO·Filed 2007·Granted May 5, 2009·0 cites·39 claims
- 1259US8022168B2Spheroidal polyester polymer particlesGRUPO PETROTEXMEX S A DE C V·Filed 2006·Granted Sep 20, 2011·3 cites·26 claims
- 1358US2011034665A1Polyester Polymer Particles Having a Small Surface to Center Molecular Weight GradientEASTMAN CHEM CO·Filed 2010·Application pending·0 cites
- 1455US7935399B2Low melting polyester polymersGRUPO PETROTEMEX SA DE CV·Filed 2004·Granted May 3, 2011·1 cites·42 claims
- 1553US8057726B2Screw designs having improved performance with low melting PET resinsSHELBY MARCUS DAVID·Filed 2009·Granted Nov 15, 2011·0 cites·17 claims
- 1653US2022289868A1Cellulose ester compositions derived from recycled cellulose ester content syngasEASTMAN CHEM CO·Filed 2020·Application pending·0 cites
- 1752US9777111B2PET polymer with improved propertiesCOLHOUN FREDERICK LESLIE·Filed 2005·Granted Oct 3, 2017·1 cites·31 claims
- 1851US2005008885A1Addition of UV absorbers to PET process for maximum yieldFiled 2004·Application pending·0 cites
- 1950US8968615B2Low melting polyester polymersEKART MICHAEL PAUL·Filed 2010·Granted Mar 3, 2015·0 cites·13 claims
- 2049US2008255280A1Oxygen-scavenging polymer blends suitable for use in packagingSIMS SUSAN·Filed 2007·Application pending·0 cites
- 2148US8859681B2Polyester blends exhibiting low temperature toughnessCOLHOUN FREDERICK LESLIE·Filed 2011·Granted Oct 14, 2014·0 cites·32 claims
- 2248US7863405B2Removal of residual acetaldehyde from polyester polymer particlesEASTMAN CHEM CO·Filed 2004·Granted Jan 4, 2011·0 cites·61 claims
- 2345US2011092663A1Spheroidal polyester polymer articlesEASTMAN CHEM CO·Filed 2010·Application pending·0 cites
- 2444US2011031210A1PET Polymer with Improved PropertiesEASTMAN CHEM CO·Filed 2010·Application pending·0 cites
- 2542US2005277716A1Furyl-2-methylidene UV absorbers and compositions incorporating the UV absorbersPEARSON JASON C·Filed 2004·Application pending·0 cites
- 2641US2006047102A1Spheroidal polyester polymer particlesWEINHOLD STEPHEN·Filed 2004·Application pending·0 cites
- 2738US2005010017A1Addition of UV inhibitors to pet process for maximum yieldFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →