A trademark is a brand’s signature. It can be any symbol, logo, icon, word, phrase, design, or a combination of the things which helps identify an enterprise’s products/services from other products/services. Products and services are divided into 45 classes according to the NICE (International Classification of Goods and Services) classification agreement established in 1957 which is adopted Oman. Each class represents a certain type of product or service by which there are 34 classes for goods and 11 classes for services. Classification of products and services is important to create a guideline for each product and service to be followed and protects your trademark from possible future infringement.