Recognition of certification mark and its kinds compared to other types of trade marks

The term of certification mark does not exist in the Iranian law, but the bill of protection of industrial property has considered its protection. The role of certification mark is certifying a certain attribute in a goods or service. The attribute can be quality, material, origin or other character. This mark has different types such as compulsory/voluntary, national/regional/international and for goods/for service. Certification mark is a different concept compared to collective mark, geographical indication and ordinary trademark. The most important differences are: The role of these marks, The prohibition principle that prohibits the owner of a certification mark to use his mark and the freedom of use principle which allows qualified persons to use the mark.