(under subclass 165) Processes directed to the production of vitamins.
(1) Note. Compare with this class, subclass 157.67.
(2) Note. See Class 426, Food or Edible Material: Processes, Compositions, and Products, subclasses 72+, 248 and 311 for food products containing vitamins.
(3) Note. See Class 424, Drug, Bio-Affecting and Body Treating Compositions, appropriate subclass for a composition
containing a vitamin and for treating or curing a disease of the body.