| Event Date | Event Description |
| Wednesday, April 10, 2019 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Friday, March 18, 2016 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, July 4, 2012 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, November 4, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, October 28, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, June 3, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Thursday, May 1, 2008 | CASE FILE IN TICRS |
| Wednesday, March 12, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, March 5, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, February 7, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, January 10, 2007 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Thursday, May 11, 2006 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, October 16, 2003 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, October 16, 2003 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Wednesday, July 23, 2003 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Wednesday, July 23, 2003 | TEAS SECTION 8 & 9 RECEIVED |
| Monday, March 31, 2003 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, October 4, 1988 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, September 19, 1988 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, August 2, 1983 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, May 10, 1983 | PUBLISHED FOR OPPOSITION |
| Tuesday, August 2, 1983 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, May 10, 1983 | PUBLISHED FOR OPPOSITION |
| Tuesday, March 29, 1983 | NOTICE OF PUBLICATION |
| Monday, March 29, 1982 | NON-FINAL ACTION MAILED |
| Tuesday, March 23, 1982 | ASSIGNED TO EXAMINER |