DARK TANGENT
Mark Identification

DARK TANGENT

Serial Number

77903111

Filing Date

Dec 30, 2009

Trademark by

DEF CON COMMUNICATIONS INC.

Classification Information

Printed goods, namely, texts, fiction and non-fiction books, syndicated and editorial columns, newsletters, instruction manuals and magazines in the fields of computer and Internet security, computer network security, data and telephony network security, network technology, computers, computer software, hardware, information technology, cryptography, privacy, and physical security

Paper Goods and Printed Matter