| Event Date | Event Description |
| Wednesday, June 13, 2018 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 9, 2018 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Friday, January 22, 2016 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, March 19, 2014 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 18, 2011 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Thursday, March 10, 2011 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, July 9, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Monday, December 3, 2007 | CASE FILE IN TICRS |
| Wednesday, May 2, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Tuesday, April 3, 2007 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, February 28, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, February 14, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, September 20, 2006 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, August 23, 2006 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, August 23, 2006 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Friday, December 7, 2001 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Friday, December 7, 2001 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, September 21, 2001 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Wednesday, May 21, 1997 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Wednesday, April 23, 1997 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, November 5, 1991 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, August 13, 1991 | PUBLISHED FOR OPPOSITION |
| Friday, July 12, 1991 | NOTICE OF PUBLICATION |
| Friday, June 14, 1991 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 5, 1991 | ASSIGNED TO EXAMINER |