US PATENT SUBCLASS 264 / 446
.~ Limited to treatment of surface or coated surface

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

405  DF  DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.) {26}
446.~ Limited to treatment of surface or coated surface {2}
447  DF  .~.~> Treatment of coated surface
448  DF  .~.~> Of indefinite length article

DEFINITION

Classification: 264/446

Limited to treatment* of surface or coated surface:

(under subclass 405) Processes wherein at least one treatment step is applied to a surface or coated surface only.