C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C11
ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES (edible oil or fat compositions A23)
 C11B
PRODUCING (pressing, extraction); REFINING AND PRESERVING FATS, FATTY SUBSTANCES (e.g. lanolin), FATTY OILS AND WAXES, INCLUDING EXTRACTION FROM WASTE MATERIALS; ESSENTIAL OILS; PERFUMES (drying-oils C09F)

 C11C
FATTY ACIDS FROM FATS, OILS, OR WAXES; CANDLES; FATS, OILS AND FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM

 C11D
DETERGENT COMPOSITIONS; THE USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP AND SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
 C11D

Note(s)

In this sub-class, it is desirable to add, in conformity with paragraph 61 of the Guide, after the double oblique stroke the symbols relating to complementary information concerning individual constituents of an invention unit which is already classified as such. This complementary information concerns the indication of the ingredients of compositions classified in the mixture groups of C11D 1/00-C11D 10/00.