U.S. federal trademark · Serial No. 75674925
After meeting certain criteria, an Award Certificate, "Computer Phanatic", is issued to an individual, who may use "Ph C" after his name in recognition thereof (Example-- John Doe is known as a "Computer Phanatic" when he uses "John Doe, Ph C")
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.