CFR > Title 37 > Chapter I CFR > Title 37 > Chapter I – United States Patent and Trademark Office, Department of Commerce Current as of: 2024 | Check for updates | Other versions Subchapter A General Subchapter B Administration Subchapter C Protection of Foreign Mask Works Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights. Ask a question, get an answer ASAP!