| Event Date | Event Description |
| Friday, March 11, 2016 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Tuesday, July 2, 2013 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Tuesday, July 2, 2013 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Wednesday, June 19, 2013 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Friday, November 11, 2011 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, November 11, 2011 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Friday, December 3, 2010 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, December 1, 2010 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 13, 2009 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, May 21, 2008 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Tuesday, February 5, 2008 | CASE FILE IN TICRS |
| Thursday, April 26, 2001 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, April 26, 2001 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, December 19, 2000 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Wednesday, September 24, 1986 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Thursday, June 19, 1986 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Monday, January 21, 1980 | NOTICE OF PUBLICATION |
| Thursday, November 15, 1979 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, August 29, 1979 | NON-FINAL ACTION MAILED |
| Monday, January 15, 1979 | ASSIGNED TO EXAMINER |