US PATENT SUBCLASS 210 / 500.38
.~.~.~.~.~ Amide

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

348  DF  FILTER {25}
500.1  DF  .~ Material {6}
500.21  DF  .~.~ Semipermeable membrane {6}
500.27  DF  .~.~.~ Organic {7}
500.37  DF  .~.~.~.~ Amine {1}
500.38.~.~.~.~.~ Amide {1}
500.39  DF  .~.~.~.~.~.~> Imide

DEFINITION

Classification: 210/500.38

Amide:

(under subclass 500.37) Subject matter comprising a -C(=O)-NH2 group or similar groups derived from acid other than a carboxylic acid by replacing the acidic hydrogen with an NH2 Group.

(1) Note. Such materials may be identified as, e.g., Nylon.