Shanghai Chemical Reagent Research Institute

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
 
 
B01D SEPARATION 1133
 
 
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
 
 
C07D HETEROCYCLIC COMPOUNDS 1161

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8715613 Method for producing of ultra-clean and high-purity aqueous hydrogen peroxide solutionDec 30, 10May 06, 14[C01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8540960 Method for producing of ultra-clean and high-purity electronic grade reagentsExpiredOct 28, 10Sep 24, 13[C01B, C07C, B01D]
8519157 Method for producing of ultra-clean and high-purity N-methyl pyrrolidoneExpiredNov 01, 10Aug 27, 13[C07D]

Top Inventors for This Owner

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