| Event Date | Event Description |
| Wednesday, July 15, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 20, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, February 18, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, January 21, 2009 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, January 21, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, January 21, 2009 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, January 14, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, August 20, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, August 20, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, August 20, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, April 2, 2008 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, October 25, 2006 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Saturday, June 11, 2005 | CANCELLED SEC. 8 (6-YR) |
| Thursday, May 13, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, March 24, 2003 | PAPER RECEIVED |
| Thursday, May 11, 2000 | REPRINTING REGISTRATION CERTIFICATE |
| Monday, September 27, 1999 | SEC 7 REQUEST FILED |
| Tuesday, September 8, 1998 | REGISTERED-SUPPLEMENTAL REGISTER |
| Monday, June 8, 1998 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Thursday, May 21, 1998 | EXAMINER'S AMENDMENT MAILED |
| Wednesday, May 20, 1998 | PREVIOUS ALLOWANCE COUNT WITHDRAWN |
| Monday, May 11, 1998 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Tuesday, May 5, 1998 | PREVIOUS ALLOWANCE COUNT WITHDRAWN |
| Monday, March 30, 1998 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Monday, February 23, 1998 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, August 21, 1997 | NON-FINAL ACTION MAILED |
| Wednesday, July 30, 1997 | ASSIGNED TO EXAMINER |
| Monday, July 14, 1997 | CORRESPONDENCE RECEIVED IN LAW OFFICE |