US PATENT SUBCLASS 285 / 238
NONMETAL TO METAL


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

Internet Version by PATENTEC © 1999      Terms of Use



285 /   HD   PIPE JOINTS OR COUPLINGS

238NONMETAL TO METAL {1}
239  DF  .~> Internal member (e.g., sleeve or nipple) {2}


DEFINITION

Classification: 285/238

(under the class definition) Subject matter wherein the joint is peculiar to the union between a nonmetal member and a metal member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

148.13+, for serial diverse nonmetal-to-metal couplings. See the Search Notes thereunder.

222.1+, for a coupling for a plural layer pipe.