DVO, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
B27N MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL 112
 
  
 
C01C AMMONIA; CYANOGEN; COMPOUNDS THEREOF 113
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
C05D INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE19
 
  
 
C05F ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE111
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 1166
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 198

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9339760 Methods and apparatuses for removal of hydrogen sulfide and carbon dioxide from biogasMar 15, 13May 17, 16[C01C, C05F, C12M, C02F, B01D]
9005918 Algae bioreactor, system and processDec 15, 11Apr 14, 15[C12P, C12N, C12M]
8613894 Nutrient recovery systems and methodsJun 10, 11Dec 24, 13[C05D]
8414808 Composite components from anaerobic digested fibrous materialsOct 02, 09Apr 09, 13[B27N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0042,307 METHODS AND APPARATUSES TO REDUCE HYDROGEN SULFIDE IN A BIOGASAbandonedApr 22, 10Feb 24, 11[C02F]

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