South Africa, Jan. 8 -- The 13th Edition introduces changes across numerous classes, including additions, deletions, and refinements in wording, generally to better reflect the intended purpose of the goods or services.

Essential oils

One of the most notable changes concerns essential oils, which no longer fall squarely within class 03. Instead, the classification thereof now depends on their purpose.

Essential oils for cosmetic use remain in class 03, while oils for medical or pharmaceutical purposes fall within class 05 and the phrase "other than essential oils" has now been removed from class 05 indications.

Essential oils used as ingredients in the manufacture of cosmetics or pharmaceuticals fall under class 01.

The phrase "other...