| Event Date | Event Description |
| Friday, December 17, 2021 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Tuesday, June 21, 2011 | REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) |
| Tuesday, June 21, 2011 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, June 16, 2011 | TEAS SECTION 8 & 9 RECEIVED |
| Monday, February 1, 2010 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, February 1, 2010 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, March 3, 2008 | CASE FILE IN TICRS |
| Wednesday, August 15, 2007 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Wednesday, August 15, 2007 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Saturday, November 4, 2006 | REVIEW OF CORRESPONDENCE COMPLETE |
| Tuesday, October 10, 2006 | PAPER RECEIVED |
| Wednesday, July 26, 2006 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, April 25, 2001 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Wednesday, April 25, 2001 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Thursday, January 4, 2001 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Thursday, February 5, 1987 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Friday, October 3, 1986 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, June 16, 1981 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, March 3, 1981 | PUBLISHED FOR OPPOSITION |
| Tuesday, December 9, 1980 | NOTICE OF PUBLICATION |
| Tuesday, August 26, 1980 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, July 7, 1980 | NON-FINAL ACTION MAILED |
| Saturday, September 1, 1979 | ASSIGNED TO EXAMINER |