Assignee
CHEWTER LESLIE ANDREW
NL·15 granted patents·20 pending applications·16 citations·filing 2007–2013
Top patents by PatentIndex Score
35 records- 0190US8507742B2Process for producing olefinsCHEWTER LESLIE ANDREW·Filed 2010·Granted Aug 13, 2013·9 cites·8 claims
- 0284US8916490B2Process for the regeneration of a catalystCHEWTER LESLIE ANDREW·Filed 2012·Granted Dec 23, 2014·4 cites·10 claims
- 0379US8884089B2Process for producing olefinsCHEWTER LESLIE ANDREW·Filed 2010·Granted Nov 11, 2014·2 cites·9 claims
- 0472US8754280B2Method for start-up of an oxygenate-to-olefin processCHEWTER LESLIE ANDREW·Filed 2012·Granted Jun 17, 2014·1 cites·15 claims
- 0562US8747767B2Catalyst return apparatus, and process for reacting a feedstockCHEWTER LESLIE ANDREW·Filed 2009·Granted Jun 10, 2014·0 cites·7 claims
- 0653US9120078B2Process for the preparation of an olefinic product, oxygenate conversion catalyst particles, and process for the manufacutre thereofCHEWTER LESLIE ANDREW·Filed 2009·Granted Sep 1, 2015·0 cites·7 claims
- 0752US2011288357A1Process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Application pending·0 cites
- 0851US9120069B2Process and reactor system for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Granted Sep 1, 2015·0 cites·10 claims
- 0951US8779226B2Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Granted Jul 15, 2014·0 cites·14 claims
- 1051US8696999B2Riser reactor system and a process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Granted Apr 15, 2014·0 cites·10 claims
- 1149US8598398B2Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Granted Dec 3, 2013·0 cites·10 claims
- 1249US2011313224A1Process for the preparation of an olefinic product and an oxygenate conversion catalystCHEWTER LESLIE ANDREW·Filed 2009·Application pending·0 cites
- 1349US2010298619A1Process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2008·Application pending·0 cites
- 1448US8742188B2Process for preparing ethylene and/or propylene and an iso-olefin-depleted olefinic productCHEWTER LESLIE ANDREW·Filed 2012·Granted Jun 3, 2014·0 cites·16 claims
- 1548US8704027B2Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Granted Apr 22, 2014·0 cites·15 claims
- 1646US2009105429A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 1745US8569525B2Process for producing ethylene oxideCHEWTER LESLIE ANDREW·Filed 2010·Granted Oct 29, 2013·0 cites·12 claims
- 1845US2015190773A1Process for preparing ethylene and/or propyleneCHEWTER LESLIE ANDREW·Filed 2013·Application pending·0 cites
- 1944US8168842B2Process for the alkylation of a cycloalkeneCHEWTER LESLIE ANDREW·Filed 2007·Granted May 1, 2012·0 cites·7 claims
- 2044US2009187058A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 2144US2009187056A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 2244US2009105434A1Process for the preparation of propyleneCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 2344US2009270669A1Process for the preparation of propylene from a hydrocarbon feedCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 2443US2013066032A1Process for preparing ethylene and/or propyleneCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 2542US9115039B2Process for the preparation of olefinsCHEWTER LESLIE ANDREW·Filed 2012·Granted Aug 25, 2015·0 cites·10 claims
- 2642US2013245221A1Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 2740US2011112345A1Process for the preparation of a lower olefin productCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
- 2839US2013225894A1Process for the preparation of olefinsCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 2939US2013217934A1Process for producing aromatic hydrocarbons and ethyleneCHEWTER LESLIE ANDREW·Filed 2011·Application pending·0 cites
- 3039US2013225893A1Process for the preparation of olefinsCHEWTER LESLIE ANDREW·Filed 2012·Application pending·0 cites
- 3138US2012184791A1Process for the manufacture of a formulated oxygenate conversion catalyst, formulated oxygenate conversion catalyst and process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
- 3238US2012101322A1Oxygenate conversion catalyst, process for the preparation of an olefinic product, and process for the preparation of an oxygenate conversion catalystCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
- 3338US2012083640A1Process for the manufacture of a formulated oxygenate conversion catalyst, formulated oxygenate conversion catalyst and process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
- 3437US2012142990A1procress for the preparation of an olefinic product, process for the manufacture of an oxygenate conversion catalyst and an oxygenate conversion catalystCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
- 3536US2011112344A1Process and integrated system for the preparation of a lower olefin productCHEWTER LESLIE ANDREW·Filed 2010·Application pending·0 cites
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