| Event Date | Event Description |
| Wednesday, January 16, 2019 | CANCELLED SEC. 8 (10-YR) |
| Wednesday, August 21, 2013 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, April 17, 2013 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, June 9, 2010 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, June 2, 2010 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Tuesday, September 8, 2009 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, April 11, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Tuesday, March 20, 2007 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, February 28, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, January 10, 2007 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Thursday, March 10, 2005 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Thursday, March 10, 2005 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Friday, November 26, 2004 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Friday, November 26, 2004 | PAPER RECEIVED |
| Friday, November 5, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, September 6, 1990 | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. |
| Monday, July 16, 1990 | RESPONSE RECEIVED TO POST REG. ACTION |
| Friday, July 6, 1990 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Friday, March 23, 1990 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, March 5, 1985 | REGISTERED-PRINCIPAL REGISTER |
| Tuesday, December 25, 1984 | PUBLISHED FOR OPPOSITION |
| Wednesday, December 12, 1984 | NOTICE OF PUBLICATION |
| Wednesday, October 31, 1984 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, August 30, 1984 | LETTER OF SUSPENSION MAILED |
| Friday, January 13, 1984 | NON-FINAL ACTION MAILED |
| Wednesday, November 9, 1983 | ASSIGNED TO EXAMINER |