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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →