Inventor · disambiguated record
Charles J. Harlan
Also filed as: HARLAN CHARLES J · HARLAN CHARLES JEFFREY
24 granted patents·15 pending applications·93 citations·filing 1998–2023
94Inventor score
Files withEXXONMOBIL CHEMICAL PATENTS INC34EXXONMOBIL RES & ENG CO3EXXONMOBIL TECH AND ENGINEERING COMPANY CHEM1RICE UNIVERSITY1
Top patents by PatentIndex Score
39 records- 0196US11225539B2Supported transition metal bis(phenolate) complexes and their use as catalysts for olefin polymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Jan 18, 2022·7 cites·36 claims
- 0296US10913808B2Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moietiesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 9, 2021·9 cites·27 claims
- 0395US10927203B2Polyethylene compositions and articles made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 23, 2021·7 cites·25 claims
- 0494US11015001B2Catalyst systems and polymerization processes for using the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted May 25, 2021·6 cites·22 claims
- 0594US10927202B2Polyethylene compositions and articles made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 23, 2021·5 cites·25 claims
- 0691US11161922B2Toluene free silica supported single-site metallocene catalysts from in-situ supported MAO formation in aliphatic solventsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Nov 2, 2021·4 cites·19 claims
- 0791US10544244B2Bridged biphenyl phenol transition metal complexes, production and use thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Jan 28, 2020·3 cites·32 claims
- 0890US11186601B2Metallocene compounds having appended Lewis acids and polymerization therewithEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Nov 30, 2021·4 cites·40 claims
- 0989US10239967B2Olefin polymerization catalyst system comprising mesoporous organosilica supportEXXONMOBIL RES & ENG CO·Filed 2015·Granted Mar 26, 2019·2 cites·23 claims
- 1089US10155826B2Olefin polymerization catalyst system comprising mesoporous organosilica supportEXXONMOBIL RES & ENG CO·Filed 2015·Granted Dec 18, 2018·3 cites·19 claims
- 1187US10899860B2Polymerization processes and polymers made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Jan 26, 2021·2 cites·19 claims
- 1284US11021552B2Toluene free silica supported single-site metallocene catalysts from in-situ supported alumoxane formation in aliphatic solventsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Jun 1, 2021·2 cites·25 claims
- 1378US11117983B2Carbon dioxide as a catalyst quench agent in solution polymerization, and products made therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Sep 14, 2021·1 cites·18 claims
- 1478US6207130B1Metal-exchanged carboxylato-alumoxanes and process of making metal-doped aluminaRICE UNIVERSITY·Filed 1998·Granted Mar 27, 2001·38 cites·29 claims
- 1570US11739169B2Solubility improvement of non-metallocene transition metal complexes in aliphatic hydrocarbon solventsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Granted Aug 29, 2023·0 cites·20 claims
- 1665US2024368342A1Methods for Preparing Polyhydroxyalkanoate Polymer CompositionsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2022·Application pending·0 cites
- 1764US11142591B2Polymerization processEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Oct 12, 2021·0 cites·16 claims
- 1864US10266622B2Olefin polymerization catalyst system comprising mesoporous organosilica supportEXXONMOBIL RES & ENG CO·Filed 2015·Granted Apr 23, 2019·0 cites·18 claims
- 1962US11279723B2Metallocene synthesis processEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Mar 22, 2022·0 cites·20 claims
- 2062US2024018278A1Improved Process to Prepare Catalyst from In-Situ Formed AlumoxaneEXXONMOBIL TECH AND ENGINEERING COMPANY CHEM·Filed 2021·Application pending·0 cites
- 2161US2024209124A1Processes for transitioning between different polymerization catalysts in a polymerization reactorEXXONMOBIL CHEMICAL PATENTS INC·Filed 2022·Application pending·0 cites
- 2260US12338257B2Metallocenes and methods thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Jun 24, 2025·0 cites·19 claims
- 2360US12043679B2On-line adjustment of mixed catalyst ratio by trim and olefin polymerization with the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Jul 23, 2024·0 cites·20 claims
- 2460US2024092947A1Improved In-Situ MAO Derived Silica Supported Single-Site Metallocene CatalystsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Application pending·0 cites
- 2559US2024010660A1Toluene Free Supported Methylalumoxane PrecursorEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Application pending·0 cites
- 2659US2023322972A1Supported Catalyst Systems and Processes for Use ThereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Application pending·0 cites
- 2759US2023406868A1Non-Hydrolytic Preparation of SMAO and CatalystsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Application pending·0 cites
- 2858US2021122844A1Catalyst Systems Including Phenol-Oxadiazole Catalyst and Non-Coordinating Anion Type Activators Containing Cation Having Alkyl Groups and uses ThereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
- 2958US2021122841A1Catalyst Systems Including Group 15 Catalyst and Non-Coordinating Anion Type Activator Containing Cation Having Alkyl Groups and uses ThereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
- 3057US2023416418A1Metallocene polypropylene prepared using aromatic solvent-free supportsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2021·Application pending·0 cites
- 3157US2023002514A1Supported Non-Coordinating Anion Activators, Use Thereof, and Production ThereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
- 3257US2025389655A1Spectroscopic characterization methods for supported multi-component catalystEXXONMOBIL CHEMICAL PATENTS INC·Filed 2023·Application pending·0 cites
- 3354US12091476B2On-line adjustment of catalysts by trim and olefin polymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Sep 17, 2024·0 cites·17 claims
- 3451US11591417B2Deactivation methods for active components from gas phase polyolefin polymerization processesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 28, 2023·0 cites·23 claims
- 3547US2022033535A1On-Line Adjustment of Mixed Catalyst Ratio and Olefin PolymerizationEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Application pending·0 cites
- 3645US2022056168A1Slurry Trim Feeder ModificationsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Application pending·0 cites
- 3744US10844150B2Mixed catalysts with 2,6-bis(imino)pyridyl iron complexes and bridged hafnocenesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Nov 24, 2020·0 cites·22 claims
- 3843US10647798B2Spray-dried olefin polymerization catalyst compositions and polymerization processes for using the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted May 12, 2020·0 cites·24 claims
- 3942US2020048382A1Mixed Catalyst Systems and Methods of Using the SameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →