ESRI CO. LTD.

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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 154

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9309164 Method for purification of substances contaminated with organic chemicalsDec 25, 06Apr 12, 16[C07D, B09C, C07B, A62D, C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0176,726 METHOD FOR PURIFICATION OF SUBSTANCES CONTAMINATED WITH ORGANIC CHEMICALSAbandonedFeb 29, 16Jun 23, 16[B09C, C02F]

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