Patents

Search tools Text Classification Chemistry Measure Numbers Full documents Title Abstract Claims All Any Exact Not Add AND condition These CPCs and their children These exact CPCs Add AND condition
Exact Exact Batch Similar Substructure Substructure (SMARTS) Full documents Claims only Add AND condition
Add AND condition
Application Numbers Publication Numbers Either Add AND condition

Classifications

C12P7/48 Tricarboxylic acids, e.g. citric acid
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CS150644B2

Czechoslovakia


Worldwide applications
0 BE 1969 BR 1970 US CA IE IL GB FR NL SE ES SU DE IT CS CH

Application CS7003A events
1970-10-16
Application filed