US PATENT SUBCLASS 285 / 239
.~ Internal member (e.g., sleeve or nipple)

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

238  DF  NONMETAL TO METAL {1}
239.~ Internal member (e.g., sleeve or nipple) {2}
240  DF  .~.~> Flexible tip pipe {1}
242  DF  .~.~> External clamp or holder {8}

DEFINITION

Classification: 285/239

(under subclass 238) Subject matter comprising a supporting means (e.g., sleeve or nipple) inserted into the nonmetal member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

370+, for an internal sleeve with packing.

397+, for an internal sleeve.