| Event Date | Event Description |
| Wednesday, June 24, 1992 | ABANDONMENT - EXPRESS MAILED |
| Wednesday, June 24, 1992 | ASSIGNED TO EXAMINER |
| Tuesday, May 19, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, November 22, 1991 | FINAL REFUSAL MAILED |
| Wednesday, August 28, 1991 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, August 1, 1991 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Friday, July 26, 1991 | EX PARTE APPEAL-INSTITUTED |
| Thursday, April 11, 1991 | NON-FINAL ACTION MAILED |
| Thursday, December 27, 1990 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, August 14, 1990 | FINAL REFUSAL MAILED |
| Monday, July 16, 1990 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, January 12, 1990 | NON-FINAL ACTION MAILED |
| Monday, October 30, 1989 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, April 25, 1989 | FINAL REFUSAL MAILED |
| Monday, January 9, 1989 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, July 7, 1988 | NON-FINAL ACTION MAILED |
| Friday, June 17, 1988 | ALLOWANCE/COUNT WITHDRAWN |
| Thursday, May 5, 1988 | ASSIGNED TO EXAMINER |