The United States Patent and Trademark Office (USPTO) has officially registered the trademark TM76517466 for "CTRLSPECBUILDER." This registration pertains to temporary use of on-line, non-downloadable software specifically developed to aid professional engineers in creating bid specifications for heating, ventilation, and air conditioning (HVAC) control projects. The trademark was registered on March 28, 2026, following an initial filing on May 27, 2003.

This registration signifies the USPTO's recognition of the software's distinctiveness for its intended purpose. While this is a trademark registration and not a regulatory rule, it provides intellectual property protection for the software provider. Companies utilizing or developing similar software for HVAC project specification should ensure their own branding and service offerings do not infringe on this registered trademark. No immediate compliance actions are required for entities outside of respecting the intellectual property rights associated with this registration.