US PATENT SUBCLASS 162 / 164.1
.~.~ Synthetic resin

Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
158  DF  .~ Non-fiber additive {16}
164.1.~.~ Synthetic resin {9}
164.2  DF  .~.~.~> Ion exchange resin or molecular sieve
164.3  DF  .~.~.~> Epoxy containing reactant
164.4  DF  .~.~.~> Silicon containing
164.5  DF  .~.~.~> Sulfur containing
164.6  DF  .~.~.~> Nitrogen containing
164.7  DF  .~.~.~> Ester type
165  DF  .~.~.~> Phenol-aldehyde
166  DF  .~.~.~> Amine- or amide-aldehyde {1}
168.1  DF  .~.~.~> Polymerized unsaturated compound {4}

DEFINITION

Classification: 162/164.1

Synthetic resin:

(under subclass 158) Subject matter including a so-called synthetic resin, that is, complex organic compounds resembling natural resins prepared from nonresinous ingredients.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, particularly Classes 523 and 524 for synthetic resin or natural rubber composition which is not deposited from a liquid suspension.