DOW TECHNOLOGY INVESTMENTS LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 7566
 
  
 
C07D HETEROCYCLIC COMPOUNDS 34128
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3178
 
  
 
B01D SEPARATION 9125
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 961
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 243
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1124

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0217,915 METHOD OF FORMULATING ALKYLENE OXIDE CATALYST IN RELATION TO CATALYST REFERENCE PROPERTIESApr 11, 17Aug 03, 17[C07D, B01J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9908861 Method of formulating alkylene oxide catalyst in relation to catalyst reference propertiesApr 11, 17Mar 06, 18[C07D, B01J]
9856227 Method for the production of ethylene oxideJan 19, 17Jan 02, 18[C07D, C07C]
9795952 Bidentate ligands for hydroformylation of ethyleneNov 19, 13Oct 24, 17[C07C, B01J]
9695098 Hydroformylation processDec 09, 14Jul 04, 17[C07C, B01J]
9688598 Hydroformylation processDec 09, 14Jun 27, 17[C07C, B01J]
9676685 Selective hydrogenation processJun 19, 14Jun 13, 17[C07C, C10G]
9670122 Hydroformylation processSep 09, 14Jun 06, 17[C07C, B01J]
9649621 Method of formulating alkylene oxide catalyst in relation to catalyst reference propertiesNov 30, 12May 16, 17[C07D, B01J]
9573870 Hetereocyclic agent as catalytic stabilizing agent in a hydroformylation processMar 07, 14Feb 21, 17[C07D, C07C, B01J]
9573916 Method for the production of ethylene oxideMar 12, 14Feb 21, 17[C07D, C07C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0208,559 HYDROCARBON/OXYGEN INDUSTRIAL GAS MIXER WITH WATER MISTAbandonedFeb 05, 13Aug 15, 13[B01J]
8309771 Two-stage, gas phase process for the manufacture of alkylene glycolExpiredJul 31, 09Nov 13, 12[C07C]
2010/0280,261 POROUS BODY PRECURSORS, SHAPED POROUS BODIES, PROCESSES FOR MAKING THEM, AND END-USE PRODUCTS BASED UPON THE SAMEAbandonedApr 10, 10Nov 04, 10[C07D, C07C, B01J]
2010/0063,327 PROCESS FOR REDUCING SIDE-REACTIONS DURING ALKYLENE GLYCOL AND POLY-ALKYLENE GLYCOL MANUFACTURINGAbandonedDec 12, 07Mar 11, 10[C07C]
2009/0275,763 CATALYSTS HAVING ENHANCED STABILITY, EFFICIENCY AND/OR ACTIVITY FOR ALKYLENE OXIDE PRODUCTIONAbandonedJun 02, 09Nov 05, 09[C07D, C07C, B01J]
2007/0111,886 Catalysts having enhanced stability, efficiency and/or activity for alkylene oxide productionAbandonedOct 07, 04May 17, 07[B01J]
2006/0293,180 Modified alumina carriers and silver-based catalysts for the production of alkylene oxidesAbandonedJun 02, 04Dec 28, 06[B01J]
2006/0258,532 Improved alumina carriers and silver-based catalysts for the production of alkylene oxidesAbandonedJun 02, 04Nov 16, 06[B01J]
6511938 Alkylene oxide catalysts having enhanced activity and/or stabilityExpiredMar 21, 96Jan 28, 03[B01J]
5187140 Alkylene oxide catalysts containing high silver contentExpiredJul 23, 90Feb 16, 93[B01J]
5114473 Transition metal recoveryExpiredAug 25, 88May 19, 92[C01G]
5112795 Supported silver catalyst, and processes for making and using sameExpiredOct 12, 90May 12, 92[B01J]
5110990 Process for recovery of phosphorus ligand from vaporized aldehydeExpiredJun 22, 89May 05, 92[C07C]
5102505 Mixed aldehyde product separation by distillationExpiredNov 09, 90Apr 07, 92[C07C, B01D]
5102848 Catalyst composition for oxidation of ethylene to ethylene oxideExpiredSep 28, 90Apr 07, 92[B01J]
5087763 Hydroformylation processExpiredNov 09, 90Feb 11, 92[C07C]
5064804 Mixed metal framework compositions for monoalkylene glycol productionExpiredMay 23, 90Nov 12, 91[B01J]
5059710 Ionic phosphites and their use in homogeneous transition metal catalyzed processesExpiredAug 05, 88Oct 22, 91[C07F]
5057481 Catalyst composition for oxidation of ethylene to ethylene oxideExpiredOct 03, 88Oct 15, 91[B01J]
5030766 Catalysts for producing 1,3-diols and/or 3-hydroxyaldehydes, and processes for making and using sameExpiredMay 04, 90Jul 09, 91[C07C]

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