Finalmente encontrei uma definição!!
housemark
Definition
Distinctive mark used in identifying products as well as professional services (such as architecture, consultancy, engineering) provided by a firm. For example, the housemark 'IBM' is used on all hardware, software, and a bevy of services provided by International Business Machines Corp.
housemark is in the Advertising, Marketing, & Sales subject.
in http://www.businessdictionary.com/definition/housemark.html