KNOWLEDGENOTES by PROQUEST LLC (Track this)
Intl: (016) Paper goods and printed matter; (041) Education and entertainment US: 002; 005; 022; 023; 029; 037; 038; 050; 100; 101; 107 Filing date: 02-Oct-2000 Serial number: 76137710
KNOWLEDGENET by KNOWLEDGENET ENTERPRISES LLC (Track this)
Intl: (041) Education and entertainment US: 100; 101; 107 Filing date: 06-Nov-1998 Serial number: 75584384
KNOWLEDGENET by SKILLSOFT IRELAND LIMITED (Track this)
Intl: (009) Electrical and scientific apparatus US: 038 Filing date: 26-Feb-1993 Serial number: 74363089