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Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
530350000 PROTEINS, I.E., MORE THAN 100 AMINO ACID RESIDUES 1961
530300000 PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES 918
530500000 LIGNINS OR DERIVATIVES 45
530200000 NATURAL RESINS OR DERIVATIVES (E.G., WOOD OR PINE TAR; CATIVO RESIN DERIVATIVES, ETC.) 14

Patent applications in class Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof

Patent applications in all subclasses Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof