Assignee
HOECHST CELANESE CORP
US·1,190 granted patents·28,629 citations·filing 1982–1999
Top patents by PatentIndex Score
1,190 records- 0198US5731062AThermoplastic three-dimensional fiber networkHOECHST CELANESE CORP·Filed 1995·Granted Mar 24, 1998·234 cites·17 claims
- 0298US4927736AHydroxy polyimides and high temperature positive photoresists therefromHOECHST CELANESE CORP·Filed 1987·Granted May 22, 1990·165 cites·36 claims
- 0397US5486410AFibrous structures containing immobilized particulate matterHOECHST CELANESE CORP·Filed 1994·Granted Jan 23, 1996·302 cites·12 claims
- 0497US5144068AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1991·Granted Sep 1, 1992·521 cites·16 claims
- 0597US5026908AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1990·Granted Jun 25, 1991·458 cites·10 claims
- 0697US5001259AMethanol carbonylation processHOECHST CELANESE CORP·Filed 1986·Granted Mar 19, 1991·517 cites·4 claims
- 0797US4803147APhotosensitive polyimide polymer compositionsHOECHST CELANESE CORP·Filed 1987·Granted Feb 7, 1989·93 cites·16 claims
- 0896US5833321AVehicle seat having high air circulation and materials used thereinHOECHST CELANESE CORP·Filed 1996·Granted Nov 10, 1998·160 cites·23 claims
- 0996US5605746AFibrous structures containing particulate and including microfiber webHOECHST CELANESE CORP·Filed 1995·Granted Feb 25, 1997·166 cites·16 claims
- 1096US5599976ARecovery of acetic acid from dilute aqueous streams formed during a carbonylation processHOECHST CELANESE CORP·Filed 1995·Granted Feb 4, 1997·343 cites·8 claims
- 1196US5597873ASuperabsorbent polymers and products therefromHOECHST CELANESE CORP·Filed 1995·Granted Jan 28, 1997·229 cites·20 claims
- 1296US5204443AMelt processable poly(ester-amide) capable of forming an anisotropic melt containing an aromatic moiety capable of forming an amide linkageHOECHST CELANESE CORP·Filed 1991·Granted Apr 20, 1993·81 cites·22 claims
- 1396US5160627AProcess for making microporous membranes having gel-filled pores, and separations methods using such membranesHOECHST CELANESE CORP·Filed 1991·Granted Nov 3, 1992·148 cites·18 claims
- 1496US5008230ACatalyst for preparing high clarity, colorless polyethylene terephthalateHOECHST CELANESE CORP·Filed 1989·Granted Apr 16, 1991·80 cites·11 claims
- 1596US4990541AWater absorbent latex polymer foamsHOECHST CELANESE CORP·Filed 1989·Granted Feb 5, 1991·105 cites·12 claims
- 1696USD307395SFood receptacleHOECHST CELANESE CORP·Filed 1986·Granted Apr 24, 1990·53 cites·1 claims
- 1796US4828758AOrganic-inorganic composites with enhanced nonlinear optical responseHOECHST CELANESE CORP·Filed 1988·Granted May 9, 1989·60 cites·17 claims
- 1895US5922828AProcess for producing polyethylene terephthalate using a specific catalyst stabilizer systemHOECHST CELANESE CORP·Filed 1997·Granted Jul 13, 1999·99 cites·34 claims
- 1995US5616680AProcess for producing liquid crystal polymerHOECHST CELANESE CORP·Filed 1995·Granted Apr 1, 1997·104 cites·32 claims
- 2095US5599639AAcid-modified polybenzimidazole fuel cell elementsHOECHST CELANESE CORP·Filed 1995·Granted Feb 4, 1997·179 cites·17 claims
- 2195US5352361ASpiral-wound hollow fiber membrane fabric cartridges and modules having flow-directing bafflesHOECHST CELANESE CORP·Filed 1993·Granted Oct 4, 1994·114 cites·18 claims
- 2295US5286280AComposite gas separation membrane having a gutter layer comprising a crosslinked polar phenyl-containing - organopolysiloxane, and method for making the same -HOECHST CELANESE CORP·Filed 1992·Granted Feb 15, 1994·136 cites·25 claims
- 2395US5167765AWet laid bonded fibrous web containing bicomponent fibers including lldpeHOECHST CELANESE CORP·Filed 1990·Granted Dec 1, 1992·156 cites·12 claims
- 2495US5145906ASuper-absorbent polymer having improved absorbency propertiesHOECHST CELANESE CORP·Filed 1991·Granted Sep 8, 1992·319 cites·7 claims
- 2595US4822828ARadiation curable coating composition based on a silica/vinyl-functional silanol dispersionHOECHST CELANESE CORP·Filed 1987·Granted Apr 18, 1989·124 cites·8 claims
- 2695US4799985AMethod of forming composite fiber blends and molding sameHOECHST CELANESE CORP·Filed 1986·Granted Jan 24, 1989·68 cites·19 claims
- 2794US5863622APolarizer laminates comprising coextruded liquid crystal polymer moieties and integral thermoplastic cover layersHOECHST CELANESE CORP·Filed 1996·Granted Jan 26, 1999·135 cites·17 claims
- 2894US5851668ACut-resistant fiber containing a hard fillerHOECHST CELANESE CORP·Filed 1996·Granted Dec 22, 1998·75 cites·51 claims
- 2994US5844036AHighly filled injection moldable polyetherketonesHOECHST CELANESE CORP·Filed 1997·Granted Dec 1, 1998·75 cites·20 claims
- 3094US5739193APolymeric compositions having a temperature-stable dielectric constantHOECHST CELANESE CORP·Filed 1996·Granted Apr 14, 1998·153 cites·28 claims
- 3194US5691077AShutdown, trilayer battery separatorHOECHST CELANESE CORP·Filed 1996·Granted Nov 25, 1997·126 cites·20 claims
- 3294US5508374AMelt processable poly(ester amide) capable of forming an anisotropic melt containing an aromatic moiety capable of forming an amide linkageHOECHST CELANESE CORP·Filed 1995·Granted Apr 16, 1996·81 cites·21 claims
- 3394US5037720AHydroxylated aromatic polyamide polymer containing bound naphthoquinone diazide photosensitizer, method of making and useHOECHST CELANESE CORP·Filed 1989·Granted Aug 6, 1991·62 cites·4 claims
- 3494US4994608AAddition of hydrogen to carbon monoxide feed gas in producing acetic acid by carbonylation of methanolHOECHST CELANESE CORP·Filed 1987·Granted Feb 19, 1991·347 cites·17 claims
- 3594US4868274APolyanhydride from carboxy aryloxy alkanoic acidHOECHST CELANESE CORP·Filed 1988·Granted Sep 19, 1989·59 cites·15 claims
- 3693US5976998ACut resistant non-woven fabricsHOECHST CELANESE CORP·Filed 1998·Granted Nov 2, 1999·52 cites·14 claims
- 3793US5925710AInfrared absorbing polyester packaging polymerHOECHST CELANESE CORP·Filed 1997·Granted Jul 20, 1999·108 cites·53 claims
- 3893US5896680AShoes comprising three-dimensional formed fiber productHOECHST CELANESE CORP·Filed 1996·Granted Apr 27, 1999·139 cites·27 claims
- 3993US5719354AMonolithic LCP polymer microelectronic wiring modulesHOECHST CELANESE CORP·Filed 1994·Granted Feb 17, 1998·142 cites·12 claims
- 4093US5580459AFiltration structures of wet laid, bicomponent fiberHOECHST CELANESE CORP·Filed 1992·Granted Dec 3, 1996·198 cites·7 claims
- 4193US5340909APoly(1,3-propylene terephthalate)HOECHST CELANESE CORP·Filed 1991·Granted Aug 23, 1994·146 cites·29 claims
- 4293US5201460ASpill-resistant drinking strawHOECHST CELANESE CORP·Filed 1990·Granted Apr 13, 1993·87 cites·27 claims
- 4393US5093537AMethod for the manufacture of 1,3-propanediolHOECHST CELANESE CORP·Filed 1991·Granted Mar 3, 1992·49 cites·10 claims
- 4493US4983730AWater soluble cellulose acetate composition having improved processability and tensile propertiesHOECHST CELANESE CORP·Filed 1988·Granted Jan 8, 1991·145 cites·18 claims
- 4593US4937119ATextured organic optical data storage media and methods of preparationHOECHST CELANESE CORP·Filed 1988·Granted Jun 26, 1990·91 cites·9 claims
- 4693US4936645AWaveguide electrooptic light modulator with low optical lossHOECHST CELANESE CORP·Filed 1989·Granted Jun 26, 1990·104 cites·18 claims
- 4793US4914066APellets of clay and superabsorbent polymerHOECHST CELANESE CORP·Filed 1989·Granted Apr 3, 1990·62 cites·16 claims
- 4893US4873378AProcess for making 1,3-diols from epoxidesHOECHST CELANESE CORP·Filed 1987·Granted Oct 10, 1989·55 cites·28 claims
- 4993US4810613ABlocked monomer and polymers therefrom for use as photoresistsHOECHST CELANESE CORP·Filed 1987·Granted Mar 7, 1989·77 cites·38 claims
- 5093US4808508ANegative working color proofing process comprising diazo compound and polyvinyl acetal/polyvinyl alcohol/polyvinyl acetate resinHOECHST CELANESE CORP·Filed 1986·Granted Feb 28, 1989·76 cites·23 claims
Showing the top 50 of 1,190 patent records by PatentIndex Score.
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