US PATENT SUBCLASS 384 / 300
.~.~.~.~ Polytetrafluorethylene (e.g., Teflon*)

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

Internet Version by PATENTEC © 1999      Terms of Use


384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
276  DF  .~.~ Specified sleeve or liner {10}
297  DF  .~.~.~ Nonmetal {3}
300.~.~.~.~ Polytetrafluorethylene (e.g., Teflon*)

DEFINITION

Classification: 384/300

Polytetrafluorethylene (e.g., teflon*):

(under subclass 297) Subject matter comprising a layer which contains fluorine.