| Event Date | Event Description |
| Friday, March 20, 2020 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Monday, March 14, 2005 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) |
| Monday, March 14, 2005 | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED |
| Tuesday, January 25, 2005 | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED |
| Tuesday, January 25, 2005 | PAPER RECEIVED |
| Thursday, May 21, 1992 | REGISTERED - SEC. 8 (6-YR) ACCEPTED |
| Monday, May 11, 1992 | RESPONSE RECEIVED TO POST REG. ACTION |
| Monday, March 30, 1992 | POST REGISTRATION ACTION MAILED - SEC. 8 |
| Friday, February 7, 1992 | RESPONSE RECEIVED TO POST REG. ACTION |
| Friday, January 31, 1992 | POST REGISTRATION ACTION MAILED - SEC. 8 |
| Monday, September 16, 1991 | REGISTERED - SEC. 8 (6-YR) FILED |
| Tuesday, December 31, 1985 | REGISTERED-SUPPLEMENTAL REGISTER |
| Monday, October 28, 1985 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Tuesday, October 22, 1985 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, October 22, 1985 | EXAMINERS AMENDMENT MAILED |
| Thursday, September 26, 1985 | UNRESPONSIVE/DUPLICATE PAPER RECEIVED |
| Wednesday, April 3, 1985 | NON-FINAL ACTION MAILED |
| Tuesday, March 12, 1985 | ASSIGNED TO EXAMINER |
| Wednesday, February 6, 1985 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, August 6, 1984 | NON-FINAL ACTION MAILED |
| Thursday, June 21, 1984 | ASSIGNED TO EXAMINER |