| Event Date | Event Description |
| Wednesday, September 16, 1992 | ABANDONMENT - EXPRESS MAILED |
| Wednesday, September 16, 1992 | ASSIGNED TO EXAMINER |
| Monday, August 24, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, March 18, 1992 | FINAL REFUSAL MAILED |
| Monday, November 18, 1991 | USE AMENDMENT ACCEPTED |
| Monday, November 18, 1991 | ASSIGNED TO EXAMINER |
| Friday, November 15, 1991 | AMENDMENT TO USE PROCESSING COMPLETE |
| Monday, August 12, 1991 | USE AMENDMENT FILED |
| Tuesday, November 12, 1991 | PREVIOUS ALLOWANCE COUNT WITHDRAWN |
| Monday, October 21, 1991 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Monday, August 12, 1991 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, February 8, 1991 | NON-FINAL ACTION MAILED |
| Wednesday, November 28, 1990 | ALLOWANCE/COUNT WITHDRAWN |
| Tuesday, October 30, 1990 | EXAMINER'S AMENDMENT MAILED |
| Monday, September 24, 1990 | ASSIGNED TO EXAMINER |
| Thursday, September 6, 1990 | ASSIGNED TO EXAMINER |
| Wednesday, August 22, 1990 | ASSIGNED TO EXAMINER |