Inventor · disambiguated record
Leslie Andrew Chewter
Also filed as: CHEWTER LESLIE ANDREW
32 granted patents·36 pending applications·70 citations·filing 2002–2016
94Inventor score
Files withCHEWTER LESLIE ANDREW35SHELL OIL CO26VAN WESTRENEN JEROEN3BUIJS ANDRE1QUEVEDO ENRIQUEZ JOSE ATILIO1
Top patents by PatentIndex Score
68 records- 0193US10294181B2Process for the preparation of glycolsSHELL OIL CO·Filed 2016·Granted May 21, 2019·6 cites·9 claims
- 0292US8269056B2Process for the preparation of an olefinic productVAN WESTRENEN JEROEN·Filed 2008·Granted Sep 18, 2012·14 cites·14 claims
- 0392US8049054B2Process for the preparation of C5 and/or C6 olefinSHELL OIL CO·Filed 2007·Granted Nov 1, 2011·14 cites·9 claims
- 0490US8507742B2Process for producing olefinsCHEWTER LESLIE ANDREW·Filed 2010·Granted Aug 13, 2013·9 cites·8 claims
- 0586US7932427B2Process for the preparation of propylene and industrial plant thereofSHELL OIL CO·Filed 2007·Granted Apr 26, 2011·9 cites·10 claims
- 0684US8916490B2Process for the regeneration of a catalystCHEWTER LESLIE ANDREW·Filed 2012·Granted Dec 23, 2014·4 cites·10 claims
- 0779US8884089B2Process for producing olefinsCHEWTER LESLIE ANDREW·Filed 2010·Granted Nov 11, 2014·2 cites·9 claims
- 0875US8946106B2Process for the regeneration of a catalystQUEVEDO ENRIQUEZ JOSE ATILIO·Filed 2012·Granted Feb 3, 2015·2 cites·13 claims
- 0972US8754280B2Method for start-up of an oxygenate-to-olefin processCHEWTER LESLIE ANDREW·Filed 2012·Granted Jun 17, 2014·1 cites·15 claims
- 1071US8822709B2Process for preparing an epoxide from an oxygenateSHELL OIL CO·Filed 2012·Granted Sep 2, 2014·1 cites·13 claims
- 1167US6939995B2Process for the preparation of isopropanolSHELL OIL CO·Filed 2002·Granted Sep 6, 2005·6 cites·24 claims
- 1262US8747767B2Catalyst return apparatus, and process for reacting a feedstockCHEWTER LESLIE ANDREW·Filed 2009·Granted Jun 10, 2014·0 cites·7 claims
- 1362US8083815B2Process to prepare methanol and/or dimethyletherVAN DEN BERG ROBERT·Filed 2009·Granted Dec 27, 2011·2 cites·14 claims
- 1461US9340469B2Catalyst return apparatus and process for reacting a feedstockSHELL OIL CO·Filed 2014·Granted May 17, 2016·0 cites·8 claims
- 1559US8822749B2Process for the preparation of an olefinic productVAN WESTRENEN JEROEN·Filed 2008·Granted Sep 2, 2014·0 cites·14 claims
- 1655US9067860B2Process for converting an alkyl tert-alkyl ether into an alkanol and an iso-alkaneSHELL OIL CO·Filed 2012·Granted Jun 30, 2015·0 cites·13 claims
- 1753US9120078B2Process 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
- 1852US2011288357A1Process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Application pending·0 cites
- 1951US9120069B2Process and reactor system for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Granted Sep 1, 2015·0 cites·10 claims
- 2051US8884090B2Process for the preparation of an olefinVAN WESTRENEN JEROEN·Filed 2008·Granted Nov 11, 2014·0 cites·10 claims
- 2151US8779226B2Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Granted Jul 15, 2014·0 cites·14 claims
- 2251US8696999B2Riser reactor system and a process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2009·Granted Apr 15, 2014·0 cites·10 claims
- 2349US8598398B2Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Granted Dec 3, 2013·0 cites·10 claims
- 2449US2011313224A1Process for the preparation of an olefinic product and an oxygenate conversion catalystCHEWTER LESLIE ANDREW·Filed 2009·Application pending·0 cites
- 2549US2010298619A1Process for the preparation of an olefinic productCHEWTER LESLIE ANDREW·Filed 2008·Application pending·0 cites
- 2648US9221726B2Integrated process for the preparation of an aromatic productSHELL OIL CO·Filed 2012·Granted Dec 29, 2015·0 cites·15 claims
- 2748US8742188B2Process 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
- 2848US8704027B2Process for preparing ethylene and propyleneCHEWTER LESLIE ANDREW·Filed 2012·Granted Apr 22, 2014·0 cites·15 claims
- 2948US2016257626A1Process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 3048US2016251277A1A process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 3148US2016257625A1Process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 3247US8946496B2Process for preparing lower olefins from an oxygenateSHELL OIL CO·Filed 2012·Granted Feb 3, 2015·0 cites·15 claims
- 3347US8889941B2Process for preparing lower olefins from an oxygenateSHELL OIL CO·Filed 2012·Granted Nov 18, 2014·0 cites·15 claims
- 3447US8822710B2Process for preparing an epoxide from an oxygenateSHELL OIL CO·Filed 2012·Granted Sep 2, 2014·0 cites·16 claims
- 3547US2014187833A1Integrated process for the preparation of olefinsSHELL OIL CO·Filed 2013·Application pending·0 cites
- 3647US2015119616A1Method for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 3747US2015114434A1Process for removing contaminants in a compressorSHELL OIL CO·Filed 2014·Application pending·0 cites
- 3846US2009105429A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 3946US2015119617A1Process for Converting Oxygenates to OlefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 4045US8569525B2Process for producing ethylene oxideCHEWTER LESLIE ANDREW·Filed 2010·Granted Oct 29, 2013·0 cites·12 claims
- 4145US2015190773A1Process for preparing ethylene and/or propyleneCHEWTER LESLIE ANDREW·Filed 2013·Application pending·0 cites
- 4244US8168842B2Process for the alkylation of a cycloalkeneCHEWTER LESLIE ANDREW·Filed 2007·Granted May 1, 2012·0 cites·7 claims
- 4344US2009187058A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 4444US2016264490A1Process for converting oxygenates to olefinsSHELL OIL CO·Filed 2014·Application pending·0 cites
- 4544US2009187056A1Process for the preparation of an olefinCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 4644US2009105434A1Process for the preparation of propyleneCHEWTER LESLIE ANDREW·Filed 2007·Application pending·0 cites
- 4744US2014148631A1Process for preparing ethylene and/or propyleneSHELL OIL CO·Filed 2013·Application pending·0 cites
- 4844US2013172627A1Process for preparing lower olefinsSHELL OIL CO·Filed 2012·Application pending·0 cites
- 4944US2015336857A1Process for preparing ethylene and/or propyleneSHELL OIL CO·Filed 2013·Application pending·0 cites
- 5044US2013165725A1Process for the preparation of an aromatic productSHELL OIL CO·Filed 2012·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →