| Event Date | Event Description |
| Wednesday, July 15, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, July 15, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, June 17, 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 |
| Saturday, September 1, 2007 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, October 25, 2006 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Friday, September 29, 2006 | CASE FILE IN TICRS |
| Tuesday, November 1, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, May 7, 1992 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Wednesday, February 5, 1992 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, November 25, 1986 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, September 2, 1986 | PUBLISHED FOR OPPOSITION |
| Sunday, August 3, 1986 | NOTICE OF PUBLICATION |
| Wednesday, July 9, 1986 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Tuesday, July 8, 1986 | EXAMINER'S AMENDMENT MAILED |
| Wednesday, July 2, 1986 | ASSIGNED TO EXAMINER |