| Event Date | Event Description |
| Thursday, December 20, 1990 | ABANDONMENT - AFTER INTER PARTES DECISION |
| Thursday, August 8, 1991 | OPPOSITION TERMINATED NO. 999999 |
| Monday, January 25, 1988 | OPPOSITION INSTITUTED NO. 999999 |
| Tuesday, June 23, 1987 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 23, 1987 | PUBLISHED FOR OPPOSITION |
| Friday, May 22, 1987 | NOTICE OF PUBLICATION |
| Tuesday, November 25, 1986 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Friday, November 7, 1986 | EXAMINERS AMENDMENT MAILED |
| Wednesday, November 5, 1986 | ALLOWANCE/COUNT WITHDRAWN |
| Wednesday, September 17, 1986 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, June 3, 1986 | NON-FINAL ACTION MAILED |
| Friday, April 18, 1986 | ALLOWANCE/COUNT WITHDRAWN |
| Monday, March 17, 1986 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, December 16, 1985 | FINAL REFUSAL MAILED |
| Tuesday, November 12, 1985 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, October 31, 1985 | LETTER OF SUSPENSION MAILED |
| Wednesday, September 25, 1985 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, February 13, 1985 | LETTER OF SUSPENSION MAILED |
| Wednesday, January 23, 1985 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, July 27, 1984 | NON-FINAL ACTION MAILED |
| Friday, June 1, 1984 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, February 1, 1984 | NON-FINAL ACTION MAILED |
| Friday, January 20, 1984 | ASSIGNED TO EXAMINER |