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HOECHST CELANESE CORP

Overview
  • Total Patents
    4,076
About

HOECHST CELANESE CORP has a total of 4,076 patent applications. Its first patent ever was published in 1978. It filed its patents most often in United States, EPO (European Patent Office) and Japan. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and organic fine chemistry are EASTMAN CHEM CO, DAICEL LTD and DU PONT.

Patent filings per year

Chart showing HOECHST CELANESE CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Scates Mark O 104
#2 Khanna Dinesh N 88
#3 Mott Graham N 78
#4 Mueller Werner H 78
#5 Nicolau Ioan 77
#6 Platzer Stephan J W 72
#7 Yoon Hyun-Nam 71
#8 Elango Varadaraj 71
#9 Aslam Mohammad 71
#10 Torrence G Paull 69

Latest patents

Publication Filing date Title
JP2007204756A Thermoplastic polymer composition having improved abrasion resistance
KR0169946B1 Elastomer compositions made blends of copolyester elastomers and copolymers of ethylene and ethyl acrylate
WO9965661A1 Coated, long fiber reinforcing composite structure and process of preparation thereof
WO9901883A1 Video display substrates with built-in spectroscopically tuned multi-bandpass filters
WO9857201A1 Spectrally tuned multiple bandpass filters for video displays
EP0875477A2 Method and apparatus of collecting a textile tow in a container
EP0953595A1 UV light stabilized polyester molding composition
AU6154298A Method of removing impurities from polymers utilizing facilitated ion exchange
WO9833588A1 Fibrous structures with labile active substance
WO9833644A1 Fibrous structures with fine particles
US5874517A Method to reduce regenerated acetaldehyde in pet resin
US5874515A Method to reduce gel formation in pet resin
MX9709886A Filled thermoplastic cut-resistant fiber.
EP0847845A1 Thermoformable sheets having core layer with unmatted, oriented fibers and fiber-free cap layer
MX9709283A Synthesis of and hydroformylation with fluoro-substituted bidentate phosphine ligands.
US5851930A Rigid fiber network structures having improved post-yield dimensional recovery, method of making same, and articles incorporating same
TW475099B Isolation of novolak resin without high temperature distillation and photoresist composition therefrom
JPH10168172A Black speck-reducing process in thermotropic liquid crystal polymer
US6013373A Adhesives for making multilayer films comprising liquid crystalline polymer and polypropylene
US6042902A Adhesives for making multilayer films comprising liquid crystalline polymers and poly(ethylene terephthalate) or polycarbonate