Assignee
CELANESE INT CORP
US·333 granted patents·171 pending applications·5,739 citations·filing 1996–2025
Top patents by PatentIndex Score
504 records- 0199US7863489B2Direct and selective production of ethanol from acetic acid utilizing a platinum/tin catalystCELANESE INT CORP·Filed 2008·Granted Jan 4, 2011·295 cites·16 claims
- 0298US10975047B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2020·Granted Apr 13, 2021·6 cites·40 claims
- 0398US10961207B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2020·Granted Mar 30, 2021·6 cites·14 claims
- 0498US10954204B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2020·Granted Mar 23, 2021·6 cites·24 claims
- 0598US10954203B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2020·Granted Mar 23, 2021·6 cites·27 claims
- 0698US10590098B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Mar 17, 2020·12 cites·39 claims
- 0798US10590097B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Mar 17, 2020·12 cites·17 claims
- 0898US10590095B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Mar 17, 2020·12 cites·39 claims
- 0998US10590096B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Mar 17, 2020·11 cites·20 claims
- 1098US10233163B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2018·Granted Mar 19, 2019·17 cites·37 claims
- 1198US10233164B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2018·Granted Mar 19, 2019·16 cites·26 claims
- 1298US10227316B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2018·Granted Mar 12, 2019·17 cites·25 claims
- 1398US10208004B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2018·Granted Feb 19, 2019·17 cites·43 claims
- 1498US10029998B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2017·Granted Jul 24, 2018·19 cites·30 claims
- 1598US10030000B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2017·Granted Jul 24, 2018·22 cites·30 claims
- 1698US10029999B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2017·Granted Jul 24, 2018·21 cites·30 claims
- 1798US10023546B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2017·Granted Jul 17, 2018·18 cites·30 claims
- 1898US7994368B2Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalystCELANESE INT CORP·Filed 2010·Granted Aug 9, 2011·32 cites·25 claims
- 1998US7608744B1Ethanol production from acetic acid utilizing a cobalt catalystCELANESE INT CORP·Filed 2008·Granted Oct 27, 2009·333 cites·25 claims
- 2098US7223886B2Removal of permanganate reducing compounds from methanol carbonylation process streamCELANESE INT CORP·Filed 2004·Granted May 29, 2007·121 cites·7 claims
- 2198US7208624B2Process for producing acetic acidCELANESE INT CORP·Filed 2004·Granted Apr 24, 2007·316 cites·14 claims
- 2298US6657078B2Low energy carbonylation processCELANESE INT CORP·Filed 2001·Granted Dec 2, 2003·467 cites·28 claims
- 2397US7906680B2Integrated process for producing carbonylation acetic acid, acetic anhydride, or coproduction of each from a methyl acetate by-product streamCELANESE INT CORP·Filed 2006·Granted Mar 15, 2011·38 cites·5 claims
- 2497US7884237B2Methanol carbonylation with improved aldehyde removalCELANESE INT CORP·Filed 2008·Granted Feb 8, 2011·28 cites·5 claims
- 2597US7855306B2Process for the production of acetic acidCELANESE INT CORP·Filed 2005·Granted Dec 21, 2010·57 cites·20 claims
- 2697US7820852B2Direct and selective production of ethyl acetate from acetic acid utilizing a bimetal supported catalystCELANESE INT CORP·Filed 2008·Granted Oct 26, 2010·39 cites·52 claims
- 2797US7816565B2Direct and selective production of acetaldehyde from acetic acid utilizing a supported metal catalystCELANESE INT CORP·Filed 2008·Granted Oct 19, 2010·24 cites·12 claims
- 2897US6627770B1Method and apparatus for sequesting entrained and volatile catalyst species in a carbonylation processCELANESE INT CORP·Filed 2000·Granted Sep 30, 2003·347 cites·15 claims
- 2997US6143930ARemoval of permanganate reducing compounds and alkyl iodides from a carbonylation process streamCELANESE INT CORP·Filed 1997·Granted Nov 7, 2000·424 cites·18 claims
- 3096US11814508B2Gel extruded articles made from high density polyethylene with narrow molecular weight distributionCELANESE INT CORP·Filed 2021·Granted Nov 14, 2023·2 cites·19 claims
- 3196US10781191B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Sep 22, 2020·7 cites·16 claims
- 3296US10781190B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Sep 22, 2020·7 cites·15 claims
- 3396US10759770B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Sep 1, 2020·7 cites·11 claims
- 3496US10759771B2Acesulfame potassium compositions and processes for producing sameCELANESE INT CORP·Filed 2019·Granted Sep 1, 2020·7 cites·11 claims
- 3596US9260369B1Processes for producing acetic acid product having low butyl acetate contentCELANESE INT CORP·Filed 2015·Granted Feb 16, 2016·7 cites·19 claims
- 3696US7518014B2Modified support materials for catalystsCELANESE INT CORP·Filed 2005·Granted Apr 14, 2009·47 cites·14 claims
- 3796US7115772B2Integrated process for producing carbonylation acetic acid, acetic anhydride, or coproduction of each from a methyl acetate by-product streamCELANESE INT CORP·Filed 2002·Granted Oct 3, 2006·286 cites·5 claims
- 3896US6339171B1Removal or reduction of permanganate reducing compounds and alkyl iodides from a carbonylation process streamCELANESE INT CORP·Filed 1999·Granted Jan 15, 2002·154 cites·5 claims
- 3995US9908835B2Processes for purifying acetic and hydrating anhydrideCELANESE INT CORP·Filed 2016·Granted Mar 6, 2018·5 cites·20 claims
- 4095US9302975B1Process for flashing a reaction mediumCELANESE INT CORP·Filed 2015·Granted Apr 5, 2016·5 cites·20 claims
- 4195US7005541B2Low water methanol carbonylation process for high acetic acid production and for water balance controlCELANESE INT CORP·Filed 2002·Granted Feb 28, 2006·370 cites·27 claims
- 4294US9233907B1Reducing hydrogen iodide content in carbonylation processesCELANESE INT CORP·Filed 2015·Granted Jan 12, 2016·6 cites·22 claims
- 4394US6852877B1Process for the production of vinyl acetateCELANESE INT CORP·Filed 2000·Granted Feb 8, 2005·92 cites·7 claims
- 4494US6768021B2Process improvement for continuous ethyl acetate productionCELANESE INT CORP·Filed 1999·Granted Jul 27, 2004·188 cites·6 claims
- 4593US9695101B2Processes for producing acetic acid with decanter controlCELANESE INT CORP·Filed 2015·Granted Jul 4, 2017·5 cites·23 claims
- 4693US9540304B2Processes for producing an acetic acid product having low butyl acetate contentCELANESE INT CORP·Filed 2015·Granted Jan 10, 2017·5 cites·17 claims
- 4793US6486093B2Vinyl acetate catalyst comprising metallic palladium and gold prepared with potassium aurateCELANESE INT CORP·Filed 2001·Granted Nov 26, 2002·26 cites·11 claims
- 4893US6225498B1Method of removing organic iodides from organic mediaCELANESE INT CORP·Filed 2000·Granted May 1, 2001·58 cites·29 claims
- 4992US10099990B2Process for flashing a reaction mediumCELANESE INT CORP·Filed 2016·Granted Oct 16, 2018·3 cites·20 claims
- 5092US8986501B2Methods for removing hemicelluloseCELANESE INT CORP·Filed 2013·Granted Mar 24, 2015·13 cites·44 claims
Showing the top 50 of 504 patent records by PatentIndex Score.
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