Skip over navigation
Main CPC Sections USPC Class Numbers & Titles USPC Class Numbers Classification Search Page Contacts Help
Printable version [PDF]
MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES (making leather substitutes B29, D06N; making articles from leather B68F; mechanical cleaning of hides or the like D06G; artificial leather D06N)
Definition statement
This subclass/group covers:
methods and apparatuses for the mechanical treatment or processing of skins, hides or leather in general and furs
pelt-shearing machines
intestine-splitting machine
References relevant to classification in this subclass
This subclass/group does not cover:
Mechanical or pressure cleaning of hides or other skin
Working leather specifically for footwear
Informative references
Attention is drawn to the following places, which may be of interest for search:
Making leather substitutes by plastic moulding processes B29, e.g.
Making articles from leather
Artificial leather
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Pelt
the skin of an animal with the fur, wool or hair still on it.
Manufacture of leather; Machines or devices therefor [N: (machines specially adapted for forming upper shoe blanks or shoe leggings by stretching A43D8/003)]
Definition statement
This subclass/group covers:
Methods and machines for manufacturing leather. The machines can be in combination with other machines such as machines used for punching holes in belts, however such specific machines should be also classified for example in C14B 5/04
Special rules of classification within this group
If the machine is clearly a machine for working leather, though leather per se may not be specifically mentioned, it should also be classified here. However, no machines should be classified here which are merely suitable to work leather, but not specially adapted to do so.
Mechanical treatment of leather surfaces
Informative references
Attention is drawn to the following places, which may be of interest for search:
Special processes of dyeing leather
Surface finishing of leather by chemical treatment
Fluffing, buffing, or sanding
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Buffing, fluffing and sanding
are all abrasive treatments.
Ornamenting, producing designs, embossing (pressing or rolling in general C14B1/30; producing design on furs C14B15/12)
Informative references
Attention is drawn to the following places, which may be of interest for search:
Ornamentation shoe part blanks
Working leather by laser beam
Inking and printing with a printer's forme on leather
Process for producing decorative surface effects in general
Dyeing leather
Chemical surface finishing of leather
Removing surface-material, e.g. by engraving, by etching, by laser radiation in general
Milling leather
Definition statement
This subclass/group covers:
methods and apparatuses for milling leather.
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Milling
is a process wherein the leather is rotated in a machine, comparable to a large clothes dryer just with the absence of air and heat. Through the soft falling action the natural fine lines in the leather are intensified.
Clicking, perforating, or cutting leather (for shoe parts, e.g. soles, A43D; apparatus not specially adapted for leather B26D)
Definition statement
This subclass/group covers:
methods and apparatuses for clicking, perforating or cutting leather.
Informative references
Attention is drawn to the following places, which may be of interest for search:
Working leather by laser beam
Removing surface-material, e.g. by engraving, by etching, by laser radiation for producing decorative surface effects in general
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Clicking
die cutting of leather.
Stamps or dies for leather articles
Informative references
Attention is drawn to the following places, which may be of interest for search:
Perforating, punching, cutting-out, stamping-out in general
Cutters or dies therefore
Special leathers and their manufacture
Definition statement
This subclass/group covers:
special leathers, methods and apparatuses for manufacturing special leathers, e.g. leather composites, fish skin leather, snake leather, powdered leather.
Informative references
Attention is drawn to the following places, which may be of interest for search:
Layered products comprising leather
Making driving belts or other leather belts or strips
Definition statement
This subclass/group covers:
methods and apparatuses for making driving belts or other leather belts or strips.
Finishing the edges of leather pieces, e.g. by folding, by burning (milling C14B3/00)
Definition statement
This subclass/group covers:
methods and apparatuses for finishing the edges of leather pieces, e.g. by folding, by burning.
References relevant to classification in this group
This subclass/group does not cover:
Folding the edges of covers in manufacturing bookbinding cases or covers of loose-leaf binders
Informative references
Attention is drawn to the following places, which may be of interest for search:
Ornamenting the sole bottoms in footwear, e.g. finishing the edges of soles
Machines for burnishing the edges of soles
Shredding hides or leather (shredding in general B02C)
Definition statement
This subclass/group covers:
methods and apparatuses for shredding hides or leather.
Informative references
Attention is drawn to the following places, which may be of interest for search:
Shredding in general
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Shredding
cutting or tearing in small pieces. In case of leather the shredded particles are usually used to make leather composites with a binder.
Mechanical treatment of furs
Definition statement
This subclass/group covers:
methods and apparatuses for mechanical treatment of furs.
Finishing, e.g. pointing furs; Producing designs or patterns
References relevant to classification in this group
This subclass/group does not cover:
Ornamenting, producing designs, embossing in leather
Glossary of terms
In this subclass/group, the following terms (or expressions) are used with the meaning indicated:
Pointing furs
relates to a method whereby the furs are made by setting light coloured hairs in the fur skin.
Details of apparatus or machines for manufacturing or treating skins, hides, leather, or furs
Definition statement
This subclass/group covers:
details of apparatus or machines for manufacturing or treating skins, hides, leather, or furs.
Hand tools specially adapted for the treatment of hides, skins, or leather in the manufacture of leather and furs (equipment and tools for saddlery B68C)
Definition statement
This subclass/group covers:
hand tools specially adapted for the treatment of hides, skins, or leather in the manufacture of leather and furs.
Splitting intestines; Cutting intestines longitudinally (cleaning or cutting intestines during processing of meat A22C17/00)
Definition statement
This subclass/group covers:
methods and apparatuses for splitting intestines or cutting intestines longitudinally.
References relevant to classification in this group
This subclass/group does not cover:
Cleaning or cutting intestines during processing meat
Subject matter not provided for in other groups of this subclass
Definition statement
This subclass/group covers:
subject matter not provided for in the preceding groups of this subclass.
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM