US PATENT SUBCLASS 264 / 1.29
.~.~ Extruding (i.e., die)

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

Internet Version by PATENTEC © 1999      Terms of Use


264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

1.1  DF  OPTICAL ARTICLE SHAPING OR TREATING {11}
1.24  DF  .~ Optical fiber, waveguide, or preform {4}
1.29.~.~ Extruding (i.e., die)

DEFINITION

Classification: 264/1.29

Extruding (i.e., die):

(under subclass 1.24) Processes wherein the optical fiber, waveguide, or preform is formed or treated by causing a positive force or pressure to push glass through a die (e.g., core, clad, or sheath, etc.).

(1) Note. Coextrusion processes involving treating or forming optical fibers, waveguides, or fiber preforms are properly classified here.