US PATENT SUBCLASS 72 / 42
.~.~ With particular lubricant

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

39  DF  WITH CLEANING, DESCALING, OR LUBRICATION OF WORK OR PRODUCT {2}
41  DF  .~ Lubricating {2}
42.~.~ With particular lubricant

DEFINITION

Classification: 72/42

With particular lubricant:

(under subclass 41) Subject matter wherein the lubricating substance is particularly specified, as by chemical formulation or by recitation of a name which identifies a single chemical organization, such as "water" or "caustic potash".

(1) Note. Generic terms such as "oil, glass, metal, fluid", etc., are not included here, but a descriptive species thereof is (e.g., "palm oil"). The term "soap" is arbitrarily considered to be specific, and when used as lubricant is classified here.

SEE OR SEARCH CLASS

508, Solid Anti-Friction Devices, Materials Therefor,

Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions, for a lubricating composition, per se.