Inventor · disambiguated record
Orson L. Sydora
Also filed as: SYDORA ORSON · SYDORA ORSON L
50 granted patents·7 pending applications·383 citations·filing 2009–2024
98Inventor score
Files withCHEVRON PHILLIPS CHEMICAL CO LP43SYDORA ORSON L8CHEVRON PHILLIPS CHEMICAL CO5KREISCHER BRUCE E1
Top patents by PatentIndex Score
57 records- 0198US11267909B2Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systemsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2020·Granted Mar 8, 2022·8 cites·20 claims
- 0298US10464862B2Oligomerization reactions using aluminoxanesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Nov 5, 2019·20 cites·24 claims
- 0398US10232339B2Fouling protection for an oligomerization reactor inletCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Mar 19, 2019·20 cites·20 claims
- 0498US8865610B2Phosphinyl guanidine compounds, metal salt complexes, catalyst systems, and their use to oligomerize or polymerize olefinsSYDORA ORSON L·Filed 2012·Granted Oct 21, 2014·32 cites·24 claims
- 0598US8049052B2System and method of deactivating and quenching an oligomerization catalystCHEVRON PHILLIPS CHEMICAL CO·Filed 2009·Granted Nov 1, 2011·31 cites·26 claims
- 0697US10493422B2Fouling protection for an oligomerization reactor inletCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Dec 3, 2019·15 cites·22 claims
- 0797US9732106B2Phosphinyl amidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefinsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Aug 15, 2017·20 cites·19 claims
- 0897US9707549B1Ethylene oligomerization catalyst systems using chemically-treated solid oxidesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Jul 18, 2017·18 cites·20 claims
- 0997US9283555B2Phosphinyl amidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefinsCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Mar 15, 2016·24 cites·48 claims
- 1096US10329212B2Reduced polymer formation for selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Jun 25, 2019·12 cites·15 claims
- 1196US8680003B2Phosphinyl amidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefinsSYDORA ORSON L·Filed 2010·Granted Mar 25, 2014·54 cites·31 claims
- 1296US8471085B2Oligomerization catalyst system and process for oligomerizing olefinsSYDORA ORSON L·Filed 2010·Granted Jun 25, 2013·19 cites·28 claims
- 1395US11505513B1Chromium bicyclic phosphinyl amidine complexes for tetramerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Nov 22, 2022·2 cites·19 claims
- 1495US11117845B2Catalyst systems and ethylene oligomerization methodCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2018·Granted Sep 14, 2021·7 cites·20 claims
- 1595US10414698B2Reduced polymer formation for selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Sep 17, 2019·11 cites·17 claims
- 1695US10196328B2Catalyst systems and ethylene oligomerization methodCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Feb 5, 2019·7 cites·18 claims
- 1795US10183960B1Perfluorohydrocarbyl-N2-phosphinyl amidine compounds, chromium salt complexes, catalyst systems, and their use to oligomerize ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Jan 22, 2019·13 cites·24 claims
- 1894US10689312B2Process improvements in selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Jun 23, 2020·8 cites·19 claims
- 1994US10493442B2Fluorinated N2-phosphinyl amidine compounds, chromium salt complexes, catalyst systems, and their use to oligomerize ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Dec 3, 2019·9 cites·20 claims
- 2094US10414699B2Process improvements in selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Sep 17, 2019·7 cites·17 claims
- 2194US10294171B2Carbonyl-containing perfluorohydrocarbyl-N2-phosphinyl amidine compounds, chromium salt complexes and their use to oligomerize ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted May 21, 2019·8 cites·24 claims
- 2294US9968921B2Ethylene oligomerization catalyst systems using chemically-treated solid oxidesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted May 15, 2018·5 cites·20 claims
- 2392US10144752B2Phosphinyl amidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefinsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2017·Granted Dec 4, 2018·3 cites·19 claims
- 2488US9962689B2Phosphinyl formamidine compounds, metal complexes, catalyst systems, and their use to oligomerize or polymerize olefinsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2013·Granted May 8, 2018·4 cites·16 claims
- 2587US9120826B1Olefin hydroborationCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Sep 1, 2015·6 cites·22 claims
- 2685US9352309B2Oligomerization catalyst system and process for oligomerizing olefinsSYDORA ORSON L·Filed 2009·Granted May 31, 2016·5 cites·19 claims
- 2785US8957235B2Preparation of transition metal carboxylatesSYDORA ORSON L·Filed 2011·Granted Feb 17, 2015·4 cites·48 claims
- 2883US12017971B2Heavy oligomer compositions of a selective 1-hexene and 1-octene catalystCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2023·Granted Jun 25, 2024·0 cites·22 claims
- 2983US8450511B1Anhydrous chromium(III) halide complex preparationSYDORA ORSON L·Filed 2011·Granted May 28, 2013·3 cites·20 claims
- 3082US11873264B2Ethylene oligomerization processesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Jan 16, 2024·0 cites·25 claims
- 3182US11718573B2Heavy oligomer compositions of a selective 1-hexene and 1-octene catalystCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Aug 8, 2023·0 cites·21 claims
- 3277US11859025B2Oligomerization catalyst system activation and related ethylene oligomerization processes and reaction systemsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Jan 2, 2024·0 cites·21 claims
- 3377US11685701B2Chromium bicyclic phosphinyl amidine complexes for tetramerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Jun 27, 2023·0 cites·24 claims
- 3476US12441671B2Metal-containing ionic liquids with reduced viscosityCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Oct 14, 2025·0 cites·25 claims
- 3576US11691931B2Chromium phosphinyl hydroisoindole amidine complexes for tetramerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2022·Granted Jul 4, 2023·0 cites·20 claims
- 3676US9580453B2Preparation of transition metal carboxylatesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2014·Granted Feb 28, 2017·1 cites·18 claims
- 3775US12435016B2Flexible benzene production via selective-higher-olefin oligomerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2023·Granted Oct 7, 2025·0 cites·27 claims
- 3875US11667590B2Ethylene oligomerization processesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Jun 6, 2023·0 cites·11 claims
- 3975US10604457B2Ethylene oligomerization processesCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2016·Granted Mar 31, 2020·1 cites·23 claims
- 4074US11492305B1Chromium phosphinyl hydroisoindole amidine complexes for tetramerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Nov 8, 2022·0 cites·19 claims
- 4173US8362278B2Methods for the conversion of a substituted furan to a substituted pyrroleCHEVRON PHILLIPS CHEMICAL CO·Filed 2010·Granted Jan 29, 2013·2 cites·23 claims
- 4270US9375708B2Compositions and catalyst systems of metal precursors and olefinic diluentsKREISCHER BRUCE E·Filed 2009·Granted Jun 28, 2016·2 cites·27 claims
- 4369US2025196021A1Methods of solvent displacement for metal-containing ionic liquidsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2024·Application pending·0 cites
- 4468US9956548B2Preparation of an olefin oligomerization catalystSYDORA ORSON L·Filed 2011·Granted May 1, 2018·1 cites·53 claims
- 4568US2025162963A1Ethylene trimerization catalyst systems containing aromatic solventsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2024·Application pending·0 cites
- 4667US9505675B2Deactivation of a process by-productCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2015·Granted Nov 29, 2016·1 cites·29 claims
- 4765US10774015B2Reduced polymer formation for selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Sep 15, 2020·0 cites·20 claims
- 4865US10689311B2Reduced polymer formation for selective ethylene oligomerizationsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2019·Granted Jun 23, 2020·0 cites·26 claims
- 4964US2024082831A1Methods for making supported late transition metal catalystsCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2023·Application pending·0 cites
- 5063US11583843B1Chromium phosphinyl isoindole amidine complexes for tetramerization of ethyleneCHEVRON PHILLIPS CHEMICAL CO LP·Filed 2021·Granted Feb 21, 2023·0 cites·19 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →