| Event Date | Event Description |
| Monday, June 30, 1997 | ABANDONMENT - AFTER EX PARTE APPEAL |
| Thursday, August 28, 1997 | EXPARTE APPEAL TERMINATED |
| Wednesday, May 28, 1997 | EX PARTE APPEAL-REFUSAL AFFIRMED |
| Tuesday, November 26, 1996 | CONTINUATION OF FINAL REFUSAL MAILED |
| Tuesday, November 26, 1996 | ASSIGNED TO EXAMINER |
| Tuesday, November 12, 1996 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, May 30, 1996 | NON-FINAL ACTION MAILED |
| Thursday, May 30, 1996 | ASSIGNED TO EXAMINER |
| Friday, August 11, 1995 | EXAMINERS STATEMENT MAILED |
| Tuesday, March 28, 1995 | EX PARTE APPEAL-INSTITUTED |
| Thursday, March 16, 1995 | CONTINUATION OF FINAL REFUSAL MAILED |
| Wednesday, March 15, 1995 | ASSIGNED TO EXAMINER |
| Wednesday, November 23, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, May 26, 1994 | FINAL REFUSAL MAILED |
| Thursday, February 3, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, August 10, 1993 | NON-FINAL ACTION MAILED |
| Thursday, August 5, 1993 | USE AMENDMENT ACCEPTED |
| Monday, May 17, 1993 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, June 24, 1993 | AMENDMENT TO USE PROCESSING COMPLETE |
| Monday, May 17, 1993 | USE AMENDMENT FILED |
| Monday, November 16, 1992 | NON-FINAL ACTION MAILED |
| Monday, June 8, 1992 | NON-FINAL ACTION MAILED |
| Monday, April 6, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Saturday, September 28, 1991 | NON-FINAL ACTION MAILED |
| Monday, August 26, 1991 | ASSIGNED TO EXAMINER |