Housemark Law and Legal Definition

Housemark refers to a trademark that helps to identify the commercial operations of a company or organization. For example, the housemark of International Business Machines Corp. is IBM and it is is used on all hardware, software, and a bevy of services provided by them. Sometimes a company name can be a housemark. This can be used to identify one or more products and can be used in conjunction with other trademarks or trade names.