| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
|
Designated Extension States: |
|
AL LT LV MK |
| (30) |
Priority: |
22.05.2002 US 382079 P
19.08.2002 US 404276 P
28.08.2002 US 406304 P
25.02.2003 US 449507 P
|
| (71) |
Applicant: Blackboard, Inc. |
|
Washington, DC 20036 (US) |
|
| (72) |
Inventors: |
|
- ETESSE, Christopher E.
Washington, DC 20036 (US)
- WEST, Jennifer R.
Raleigh, NC 27614 (US)
- CHASEN, Michael L.
Chevy Chase, Maryland 20815 (US)
|
| (74) |
Representative: Kehl, Günther et al |
|
Kehl & Ettmayr Patentanwälte,Friedrich-Herschel-Strasse 9
81679 München
81679 München (DE) |
|
