Serial #99363390 Trademark

Serial Number: 99363390 • Registration: 8203266

Serial #99363390 is a trademark filed by Def Con Communications, Inc. on August 28, 2025. The trademark is classified under Class 41 (Education & Entertainment). The application is currently registered and active.

Trademark Classes

Class 41 - Education & Entertainment

Education; providing of training; entertainment; sporting and cultural activities

Owner Contact Info

Def Con Communications, Inc. (27 trademarks)

2606 Second Avenue
Seattle, WA 98121

Entity Type: 03

Legal Representation

Attorney of Record

Alexander J.A. Garcia

1,288 trademarks filed View all →

Correspondence Address

Alexander J.A. Garcia Holland & Hart LLP

P.O. Box 8749

Attn: Trademark Docketing

Denver, CO 80201

United States

Trademark Details

Filing Date

August 28, 2025

Registration Date

April 7, 2026

First Use Anywhere

August 12, 2018

First Use in Commerce

August 12, 2018

Published for Opposition

February 17, 2026

Goods & Services

Educational seminars, classes, speaker series, conferences and training in the fields of computer and network security, information security, data and telephony network security, Internet security, computer and network technology, computer and network hardware, and computer and network software; training in the use and operation of computers and computer software; computer and computer software education training