Keystone Learning Systems Corp. Trademarks
KLS
Filed: May 17, 1993
training services in used of computer software
Owned by: Keystone Learning Systems Corp.
Serial Number: 74391713
KLS CORP.
Filed: November 20, 1995
video cassettes and work books sold as a unit therewith and featuring training in the use of computer software programs
Owned by: Keystone Learning Systems Corp.
Serial Number: 75022348
TRU-MEDIA
Filed: April 24, 1998
Multi-media computer training product
Owned by: Keystone Learning Systems Corp.
Serial Number: 75474191
KEYSTONE KEYNOTES
Filed: April 24, 1998
Workbook related to computer training products
Owned by: Keystone Learning Systems Corp.
Serial Number: 75474192
MBT SYSTEMS
Filed: May 21, 1998
CD-Roms, DVD systems
Owned by: Keystone Learning Systems Corp.
Serial Number: 75489351
