US PATENT CLASS 69
Current as of: June, 1999
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This class includes: (1) leather working apparatus and processes, (2) apparatus and processes for production of leather from hides, skins, etc., (3) apparatus and processes for treating fur.
The class does not include boots, shoes, gloves, trunks, baggage, pocket-books, or other leather receptacles or their manufacture, except such apparatus as is clearly general in
its capability of operation.
It does not include leather cutting (except skiving or splitting), punching, or sewing. The apparatus for the manufacture of harness is here included; but the articles of harness are elsewhere classifierd.
REFERENCES TO OTHER CLASSES
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8, Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers,
94.1+, for methods of treating hides and skins with fluids including tanning processes, and subclass 112 for carroting of fur.
19, Textiles: Fiber Preparation, 2, for mechanical processes of removing the hair or fur from hides and skins for the purpose of recovering the fibers for subsequent use in a textile process.
26, Textiles: Cloth Finishing,
15+, for the finishing of fur by shearing.
38, Textiles: Ironing or Smoothing, for apparatus for smoothing and ironing textiles.
162, Paper Making and Fiber Liberation, appropriate subclasses, for apparatus for making paper of leather fibers and see especially
2, 144 and 151 for processes for producing paper from leather and the products produced thereby.
241, Solid Material Comminution or Disintegration, for processes and apparatus for comminuting leather. See section 12 of the class definition of that class (241) for the line.
451, Abrading, for abrading of a hide, skin, or leather, generally.