dmc2 Degussa Metals Catalysts Cerdec AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
B01D SEPARATION 2132
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6689505 Electrocatalyst for fuel cellsAug 25, 00Feb 10, 04[H01M, B01J]
6685900 Catalyst for purifying the exhaust gases of diesel engines, and process for the preparation thereofFeb 22, 01Feb 03, 04[B01J]
6517794 Method for removing nitrogen oxides from an oxygen-containing flue gas streamApr 26, 01Feb 11, 03[B01D]
6357868 Method of decorating hard materialsMay 11, 00Mar 19, 02[G01D]
6350421 Nitrogen oxide storage material and nitrogen oxide storing catalyst prepared therefromAug 23, 99Feb 26, 02[B01J, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6774562 Enamel composition for dielectric layers, white pigments with improved wettability contained therein and plasma display panel containing the dielectric layerExpiredDec 15, 00Aug 10, 04[H01J]
6409794 Method for producing composite powders based on silver-tin oxide, the composite powders so produced, and the use of such powders to produce electrical contact materials by powder metallurgy techniquesExpiredApr 04, 01Jun 25, 02[B22F]
6391388 Process for producing ceramic multicolored prints having improved reproduction quality and apparatus for implementing the processExpiredOct 09, 98May 21, 02[B05D]
6379449 Process for the production of yellow to red pigments based on nitrides and oxidenitridesExpiredFeb 22, 00Apr 30, 02[C01B]
6294009 Tantalum (V) nitride pigment, process for producing it and its useExpiredDec 02, 99Sep 25, 01[C01B, C03C, C09C]
6279346 Method for reducing hot sticking in molding processesExpiredAug 03, 99Aug 28, 01[C03B]
6270854 Electrostatic coating powder for glass, ceramic or metallic substratesExpiredJan 05, 00Aug 07, 01[B05D]

Top Inventors for This Owner

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