| Event Date | Event Description |
| Saturday, January 6, 2007 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Thursday, April 9, 1992 | REGISTERED - SEC. 8 (6-YR) ACCEPTED |
| Thursday, April 9, 1992 | POST REGISTRATION ACTION MAILED - SEC. 8 & 15 |
| Monday, December 2, 1991 | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED |
| Tuesday, April 1, 1986 | REGISTERED-SUPPLEMENTAL REGISTER |
| Wednesday, January 29, 1986 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Friday, January 24, 1986 | EXAMINERS AMENDMENT MAILED |
| Wednesday, January 22, 1986 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Monday, September 23, 1985 | EXAMINERS STATEMENT MAILED |
| Monday, February 4, 1985 | FINAL REFUSAL MAILED |
| Monday, December 3, 1984 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, May 29, 1984 | NON-FINAL ACTION MAILED |
| Tuesday, April 10, 1984 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Wednesday, November 30, 1983 | EX PARTE APPEAL-INSTITUTED |
| Wednesday, January 11, 1984 | CONTINUATION OF FINAL REFUSAL MAILED |
| Wednesday, December 14, 1983 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Friday, May 27, 1983 | FINAL REFUSAL MAILED |
| Thursday, November 5, 1981 | NON-FINAL ACTION MAILED |
| Tuesday, August 11, 1981 | ASSIGNED TO EXAMINER |
| Friday, January 23, 1981 | ASSIGNED TO EXAMINER |
| Wednesday, June 18, 1980 | ASSIGNED TO EXAMINER |