| Event Date | Event Description |
| Friday, March 20, 2020 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Wednesday, August 30, 2017 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, March 25, 2015 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Monday, December 8, 2014 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, May 30, 2012 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, May 25, 2012 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, May 25, 2012 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, March 30, 2011 | CASE FILE IN TICRS |
| Tuesday, March 15, 2011 | CASE FILE IN TICRS |
| Wednesday, March 24, 2010 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Wednesday, December 5, 2007 | REVIEW OF CORRESPONDENCE COMPLETE |
| Monday, October 22, 2007 | PAPER RECEIVED |
| Tuesday, September 20, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, January 12, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, November 3, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, October 21, 2004 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, October 21, 2004 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Monday, October 4, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, September 7, 2004 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Tuesday, September 7, 2004 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Tuesday, September 7, 2004 | TEAS SECTION 8 & 9 RECEIVED |
| Thursday, October 17, 2002 | PAPER RECEIVED |
| Monday, April 9, 1990 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, February 12, 1990 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, October 9, 1984 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, July 31, 1984 | PUBLISHED FOR OPPOSITION |
| Tuesday, May 29, 1984 | NOTICE OF PUBLICATION |
| Wednesday, March 21, 1984 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Tuesday, March 20, 1984 | ASSIGNED TO EXAMINER |