Inventor · disambiguated record
Mark L. Hlavinka
Also filed as: HLAVINKA MARK L
66 granted patents·8 pending applications·665 citations·filing 2010–2023
99Inventor score
Top patents by PatentIndex Score
74 records- 0199US10858459B2Chromium (III) catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Dec 8, 2020·11 cites·26 claims
- 0298US11583841B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Feb 21, 2023·2 cites·20 claims
- 0398US11583840B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Feb 21, 2023·2 cites·20 claims
- 0498US11117122B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Sep 14, 2021·4 cites·9 claims
- 0598US11110443B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Sep 7, 2021·5 cites·7 claims
- 0698US10894250B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Jan 19, 2021·9 cites·20 claims
- 0798US10894249B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Jan 19, 2021·8 cites·23 claims
- 0898US10722874B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Jul 28, 2020·25 cites·17 claims
- 0998US10543480B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Jan 28, 2020·35 cites·20 claims
- 1098US10442881B2Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processabilityCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Oct 15, 2019·26 cites·21 claims
- 1198US10246528B2Chromium (III) catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2014·Granted Apr 2, 2019·25 cites·24 claims
- 1298US10000594B2Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processabilityCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Jun 19, 2018·37 cites·28 claims
- 1398US9896405B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Feb 20, 2018·14 cites·22 claims
- 1498US9783478B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Oct 10, 2017·14 cites·19 claims
- 1598US9725393B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Aug 8, 2017·16 cites·20 claims
- 1698US9493589B1Polymers with improved ESCR for blow molding applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Nov 15, 2016·46 cites·22 claims
- 1798US9416087B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2014·Granted Aug 16, 2016·19 cites·19 claims
- 1898US9394393B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO·Filed 2015·Granted Jul 19, 2016·31 cites·19 claims
- 1998US9273170B2Polymers with improved toughness and ESCR for large-part blow molding applicationsCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Mar 1, 2016·63 cites·21 claims
- 2098US9156970B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Oct 13, 2015·38 cites·20 claims
- 2197US11358131B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Jun 14, 2022·2 cites·12 claims
- 2297US11358132B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Jun 14, 2022·2 cites·12 claims
- 2397US10662266B2Chromium (III) catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted May 26, 2020·8 cites·34 claims
- 2497US10160711B2Formation of α,β-unsaturated carboxylic acids and salts thereof from metalalactones and anionic polyelectrolytesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Dec 25, 2018·11 cites·34 claims
- 2597US10155711B2Methods for the production of alpha, beta-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Dec 18, 2018·9 cites·20 claims
- 2697US10155712B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Dec 18, 2018·9 cites·20 claims
- 2797US9550849B2Polymers with improved toughness and ESCR for large-part blow molding applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Jan 24, 2017·13 cites·15 claims
- 2897US8791217B2Catalyst systems for production of alpha olefin oligomers and polymersHLAVINKA MARK L·Filed 2011·Granted Jul 29, 2014·32 cites·18 claims
- 2996US10392336B2Formation of alpha,beta-unsaturated carboxylic acids and salts thereof from metalalactones and anionic polyelectrolytesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Aug 27, 2019·6 cites·40 claims
- 3095US8937139B2Catalyst compositions and methods of making and using sameCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted Jan 20, 2015·15 cites·24 claims
- 3194US10821428B2Methods of preparing a catalyst utilizing hydrated reagentsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Nov 3, 2020·4 cites·20 claims
- 3294US9650459B2Methods for controlling die swell in dual catalyst olefin polymerization systemsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted May 16, 2017·7 cites·17 claims
- 3394US9611188B1Aromatic alkylation using chemically-treated solid oxidesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Apr 4, 2017·5 cites·21 claims
- 3494US9034991B2Polymer compositions and methods of making and using sameCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted May 19, 2015·10 cites·14 claims
- 3594US9018329B2Polymer compositions having improved barrier propertiesYANG QING·Filed 2011·Granted Apr 28, 2015·11 cites·20 claims
- 3694US8987394B2Catalyst compositions for the polymerization of olefinsCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Mar 24, 2015·9 cites·20 claims
- 3794US8895679B2Catalyst compositions and methods of making and using sameCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted Nov 25, 2014·8 cites·23 claims
- 3893US10550061B2Sulfur oxoacid-substituted and phosphorus oxoacid-substituted polyaromatic resins and salts thereof as promoters in acrylate production from coupling reactions of olefins and carbon dioxideCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Feb 4, 2020·4 cites·26 claims
- 3993US10544080B2Continuous process for the conversion of olefins and carbon dioxide to acrylates via solution phase reactorCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Jan 28, 2020·5 cites·25 claims
- 4093US8785576B2Catalyst compositions for the polymerization of olefinsHLAVINKA MARK L·Filed 2011·Granted Jul 22, 2014·9 cites·23 claims
- 4192US10184018B2Polymers with improved toughness and ESCR for large-part blow molding applicationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Jan 22, 2019·3 cites·20 claims
- 4292US9605100B2Higher density polyolefins with improved stress crack resistanceCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Mar 28, 2017·3 cites·20 claims
- 4391US9663594B2Synthesis of aryl coupled bis phenoxides and their use in olefin polymerization catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted May 30, 2017·3 cites·19 claims
- 4491US9394387B2Synthesis of aryl coupled bis phenoxides and their use in olefin polymerization catalyst systems with activator-supportsCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Jul 19, 2016·7 cites·26 claims
- 4591US8618229B2Catalyst compositions containing transition metal complexes with thiolate ligandsHLAVINKA MARK L·Filed 2011·Granted Dec 31, 2013·9 cites·26 claims
- 4690US9284391B2Polymer compositions having improved barrier propertiesHLAVINKA MARK L·Filed 2011·Granted Mar 15, 2016·9 cites·15 claims
- 4790US8309747B2Process for synthesizing bridged cyclopentadienyl-indenyl metallocenesYANG QING·Filed 2010·Granted Nov 13, 2012·7 cites·20 claims
- 4889US9115225B2Catalyst systems for production of alpha olefin oligomers and polymersCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Aug 25, 2015·5 cites·20 claims
- 4989US8877672B2Catalyst compositions and methods of making and using sameCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Nov 4, 2014·6 cites·20 claims
- 5088US10584088B2Methods for the production of α,β-unsaturated carboxylic acids and salts thereofCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Mar 10, 2020·1 cites·20 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →