| Event Date | Event Description |
| Wednesday, March 4, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, March 4, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, February 18, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, September 17, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, September 17, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Monday, March 8, 2004 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Friday, February 20, 2004 | CASE FILE IN TICRS |
| Wednesday, July 16, 2003 | NON-FINAL ACTION MAILED |
| Friday, December 20, 2002 | PETITION TO REVIVE-GRANTED |
| Friday, November 22, 2002 | PETITION TO REVIVE-RECEIVED |
| Friday, November 22, 2002 | PAPER RECEIVED |
| Monday, November 4, 2002 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Friday, September 13, 2002 | ASSIGNED TO EXAMINER |
| Tuesday, January 29, 2002 | NON-FINAL ACTION MAILED |
| Wednesday, February 21, 2001 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, January 16, 2001 | NON-FINAL ACTION MAILED |
| Friday, December 15, 2000 | ASSIGNED TO EXAMINER |