A UL Mark is a type of certification mark which is used in the United States. The UL Mark is used on many products to certify them and the UL Mark product is the most widely used and accepted certification product mark.

A certification mark is any word, phrase, symbol or design, or a combination thereof owned by one party who certifies the goods and services of others when they meet certain standards. The owner of the mark exercises control over the use of the mark; however, because the sole purpose of a certification mark is to indicate that certain standards have been met, use of the mark is by others.

AGMARK-as this is the mark of certification for food stuff.

E-mark testing is the quality check process that used to very the quality of products. Products that pass the test get an E-mark certification.

A trademark, such as Gatorade or LegoA service mark, such as a restaurant or Google

A collective mark, such as

CPA (used to indicate members of the Society of Certified Public Accountants)

A certification mark, such as the IC3