US PATENT SUBCLASS 162 / 165
.~.~.~ Phenol-aldehyde

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
158  DF  .~ Non-fiber additive {16}
164.1  DF  .~.~ Synthetic resin {9}
165.~.~.~ Phenol-aldehyde

DEFINITION

Classification: 162/165

(under subclass 164) Processes and products including a phenol-aldehyde reaction product resin.

SEE OR SEARCH CLASS

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