PROJECT DISCOVERY
Filed: November 7, 1966
ASSISTING EDUCATIONAL INSTITUTIONS IN THE USE OF AUDIOVISUAL MATERIALS
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 72258081
SHORTSTRIP
Filed: October 5, 1972
INDIVIDUAL STRIPS OF FILM SHOWING PICTURES AND TEXTS ON VARIOUS EDUCATIONAL SUBJECTS FOR USE WITH A MANUALLY OPERATED PLASTIC…
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 72437584
ENCYCLOVIDEO
Filed: April 21, 1980
Periodically Updated Books of Indexed Film Footage
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 73258853
EBE
Filed: September 15, 1980
Motion Pictures, Film Strips, Prerecorded Audio Cassettes, and Prerecorded Video Cassettes
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 73277871
BRITANNICA MATHEMATICS SYSTEM DEVELOPING MATHEMATICAL POWER DMP2
Filed: September 30, 1994
videocassettes and video discs featuring education for children in the field of mathematics
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 74580418
DMP2
Filed: September 30, 1994
videocassettes and video discs featuring education for children in the field of mathematics
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 74580419
BSS
Filed: October 3, 1994
videocassettes and video discs featuring educational information for children in the fields of astronomy, biology, earth…
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 74580443
BGGS BRITANNICA GLOBAL GEOGRAPHY SYSTEM GEOGRAPHIC INQUIRY INTO GLOBAL ISSUES
Filed: January 17, 1995
educational computer software for children containing information in the field of geography
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 74622180
PATHS TO FREEDOM
Filed: May 6, 1996
computer software, video cassettes and video discs featuring educational information for children in the field of history…
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 75099106
MATHEMATICS IN CONTEXT
Filed: April 22, 1997
computer software databases containing educational information for children and instructional information for teachers,…
Owned by: Encyclopaedia Britannica Educational Corporation
Serial Number: 75279148
