| PTO Form 2197 (Rev 09/2005) |
| OMB No. 0651-0056 (Exp 09/30/2011) |
| Input Field | Entered |
|---|---|
| SERIAL NUMBER | 76462797 |
| REGISTRATION NUMBER | 2816405 |
| LAW OFFICE ASSIGNED | LAW OFFICE 111 |
| MARK SECTION | |
| MARK | BLACKBOARD |
| OWNER SECTION (current) | |
| NAME | Blackboard Inc. |
| STREET | 1899 L Street, NW Suite 500 |
| CITY | Washington |
| STATE | District of Columbia |
| ZIP/POSTAL CODE | 20036 |
| COUNTRY | United States |
| CORRESPONDENCE SECTION (current) | |
| ORIGINAL ADDRESS | Peter J. Riebling Katten Muchin Rosenman LLP Suite 200 2900 K Street, N.W. Washington District of Columbia 20007-5118 United States 202-298-7570 202-625-3500 |
| NEW OWNER ADDRESS | |
| INTERNAL ADDRESS | 6th Floor |
| STREET | 650 Massachusetts Avenue N.W. |
| CITY | Washington |
| STATE | District of Columbia |
| ZIP/POSTAL CODE | 20001-4860 |
| COUNTRY | United States |
| CURRENT CORRESPONDENCE ADDRESS | |
| NAME | Peter J. Riebling |
| FIRM NAME | Katten Muchin Rosenman LLP |
| INTERNAL ADDRESS | 2900 K Street, N.W. |
| STREET | Suite 200 |
| CITY | Washington |
| STATE | District of Columbia |
| COUNTRY | United States |
| POSTAL/ZIP CODE | 20007-5118 |
| PHONE | 202-625-3500 |
| FAX | 202-298-7570 |
| SIGNATURE SECTION | |
| SIGNATURE | /peter j. riebling/ |
| SIGNATORY NAME | Peter J. Riebling |
| SIGNATORY DATE | 03/13/2009 |
| SIGNATORY POSITION | One of Registrant's Attorneys |
| FILING INFORMATION SECTION | |
| SUBMIT DATE | Fri Mar 13 22:39:58 EDT 2009 |
| TEAS STAMP | USPTO/COA-XX.XX.X.XX-2009 0313223958664471-76462797 -4009bfff61b8f90d2e65ef96 aa5d543c986-N/A-N/A-20090 313223840386650 |