OPTICAL SECURITY GROUP, INC

Organization

  • DENVER, CO, US

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    75674423 - SECURE THREAD

    • Serial number 75674423
    • Filing date Apr 5, 1999
    • Optical Security Group, Inc.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes