US PATENT SUBCLASS 24 / 391
.~ Having coiled or bent continuous wire interlocking surface

Current as of: June, 1999
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24 /   HD   BUCKLES, BUTTONS, CLASPS, ETC.

381  DF  ZIPPER OR REQUIRED COMPONENT THEREOF {15}
391.~ Having coiled or bent continuous wire interlocking surface {6}
392  DF  .~.~> With stringer tape interwoven or knitted therewith
393  DF  .~.~> With stringer tape having specific weave or knit pattern
394  DF  .~.~> With core encircled by coils or bends
395  DF  .~.~> With mounting portion having structural formations complementary to stitching
396  DF  .~.~> Attached by stitching {1}
398  DF  .~.~> With stringer tape having distinctive property (e.g., heat sensitive)

DEFINITION

Classification: 24/391

Having coiled or bent continuous wire interlocking surface:

(under subclass 381) Zipper* including at least one interlocking surface consisting of a slender coiled or bent, rigid* or semirigid* filament which extends the full length of the surface.

(1) Note. Patents having peculiar interlocking structure (i.e., head) have been crossed into this subclass from its indented subclasses.

SEE OR SEARCH THIS CLASS, SUBCLASS:

575, for a separable-fastener* having two similarly shaped, sized, and operated interlocking faces.

SEE OR SEARCH CLASS

264, Plastic and Nonmetallic Article Shaping or Treating: Processes,

280+, for shaping indefinite length work.