SYNAGRO TECHNOLOGIES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C05D INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE37
 
  
 
C05B PHOSPHATIC FERTILISERS29
 
  
 
C05C NITROGENOUS FERTILISERS213
 
  
 
C05F ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE210
 
  
 
C01C AMMONIA; CYANOGEN; COMPOUNDS THEREOF 113
 
  
 
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

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9573854 Nutrient enhanced biosolids pelletsDec 26, 13Feb 21, 17[C05G, C05F, C05D, C05C, C05B]
9061948 Homogeneous enriched biosolids product and process of bio-nutrient granulation for making sameJul 15, 13Jun 23, 15[C05F, C05D, C05C, C05B]
8617285 Nutrient enhanced biosolids pelletsOct 06, 10Dec 31, 13[C01C, A01N, C05D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0293,303 Biosolid Drying and Utilization in Cement ProcessesAbandonedJun 03, 08Dec 03, 09[F26B]
6469526 System for detecting conductive contaminants and method of useExpiredApr 12, 00Oct 22, 02[G01N, G01R]

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