A trademark is a visual symbol which may be a word, name, device, label or numeral used by a business to distinguish its goods or service from other similar products or services in the market owned by other businesses. Trademark are registered under the trademark registration act 1999. Trademarks are necessary to get registerable if it is unique for the products and services you give. Acc to sec 2(b) of trademark act 1999, Trademark is capable of being represented graphically and capable of distinguish the goods or services found one person to another in term of shape of goods, packing and color.
Note: Trademark registry to complete formalities in 18 to 24 months. Once registered a trademark is valid for 10 years from the date of filling which can be renewed time to time.