US PATENT SUBCLASS 528 / 310
.~.~ From imide- or lactam-containing compound, or from an amino-nitrogen containing carboxylic acid, or derivative of an amino-nitrogen-containing carboxylic acid


Current as of: June, 1999
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528 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {23}
271  DF  .~ FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF {10}
310.~.~ From imide- or lactam-containing compound, or from an amino-nitrogen containing carboxylic acid, or derivative of an amino-nitrogen-containing carboxylic acid {9}
312  DF  .~.~.~> Polymerizing in the presence of a specified material other than reactant {8}
321  DF  .~.~.~> Phosphorus- or sulfur-containing reactant
322  DF  .~.~.~> Imide-containing reactant
323  DF  .~.~.~> Lactam-containing reactant {3}
327  DF  .~.~.~> Heterocyclic reactant or a reactant which contains a nitrogen atom bonded directly to another nitrogen atom
328  DF  .~.~.~> From N-C-(C=O)-OH containing reactant or acid derivative thereof, e.g., alpha amino acid, etc.
329.1  DF  .~.~.~> With two or more reactants one of which is a carboxylic acid or derivative thereof which is devoid of an amine group and one reactant which is a polyamine which is devoid of a carboxylic acid group or carboxylic acid derivative group
330  DF  .~.~.~> Cycloaliphatic ring-containing reactant
331  DF  .~.~.~> Aryl-containing reactant


DEFINITION

Classification: 528/310

(under subclass 271) Subject matter involves a polymer derived from an imide, lactam, or from an amino-nitrogen-containing carboxylic acid or from a derivative of an amino-nitrogen-containing carboxylic acid.

SEE OR SEARCH CLASS

520, Synthetic Resins or Natural Rubbers, see the Glossary for a definition of the term "amine".