OSTARA NUTRIENT RECOVERY TECHNOLOGIES INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 352
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C05B PHOSPHATIC FERTILISERS110
 
  
 
C05G MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS 112

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0231,359 TREATMENT OF PHOSPHATE-CONTAINING WASTEWATER WITH FLUOROSILICATE AND PHOSPHATE RECOVERYSep 21, 12Aug 21, 14[C02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9878960 Slow and fast release fertilizer composition and methods for making sameJun 13, 14Jan 30, 18[C05G, C05B]
8999007 Method for fines controlJul 12, 13Apr 07, 15[C01B, C01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0261,334 METHODS AND APPARATUS FOR STRUVITE RECOVERY USING UPSTREAM CO2 INJECTIONAbandonedFeb 15, 12Oct 18, 12[C02F]
2012/0261,338 METHODS AND APPARATUS FOR STRUVITE RECOVERY USING UPSTREAM PHOSPHATE INJECTIONAbandonedFeb 15, 12Oct 18, 12[C02F]
2012/0031,849 AERATED REACTOR APPARATUS AND METHODSAbandonedFeb 04, 11Feb 09, 12[C02F]

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