US PATENT SUBCLASS 162 / 161
.~.~.~ Biocidal


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}
160  DF  .~.~ Preservative or antioxidant {1}
161.~.~.~ Biocidal


DEFINITION

Classification: 162/161

(under subclass 160) Processes and products in which the additive has the affect of destroying living plants or animals, (e.g., a poison).

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic,

15.05+, for biocidal and antifouling coating compositions.

424, Drug, Bio-Affecting and Body Treating Compositions, appropriate subclass for a composition for destroying an animal or micro-organism, i.e., a biocidal composition. See especially

27+, for a paper base (carrier or vehicle) coated or impregnated with a composition of that class. 504, Plant Protecting and Regulating Compositions,

116+, for a composition for destroying plant life (including algae), especially subclasses 150+ for processes of killing algae, which may be part of a slime material, which are no more involved than the mere addition of a compound or composition to the slime material.