Mark Identification

SIXTH FLOOR MEDIA

Serial Number

74723728

Filing Date

Sep 1, 1995

Registration Date

Jul 15, 1997

Trademark by

HOUGHTON MIFFLIN COMPANY

Classification Information

network-based collaborative computer programs designed for educational, business, and administrative settings, with features that permit a group of users to create and revise an electronic document together, organize the exchange of documents among a group, and allow the development of specialized databases

Electrical and Scientific Apparatus