Product and service classifications

Product classifications are hierarchical structures to find a class for a products or to find the products in a class with certain data properties.

Product classifications have various uses:

• Finding unique trade marks within a product class in order to avoid conflicts in the future from same business or product name within the same class so that there is risk of confusion by consumer or procurer.
• Finding products matching consumer given criteria

In Consumerium parlance basically what Lowest Troll used to call Product Groups.