| Event Date | Event Description |
| Tuesday, April 18, 1989 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Thursday, October 27, 1988 | ASSIGNED TO EXAMINER |
| Tuesday, July 26, 1988 | FINAL REFUSAL MAILED |
| Friday, July 8, 1988 | ASSIGNED TO EXAMINER |
| Wednesday, June 8, 1988 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, June 9, 1988 | NON-FINAL ACTION MAILED |
| Wednesday, May 25, 1988 | ASSIGNED TO EXAMINER |
| Friday, April 29, 1988 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, April 22, 1988 | NON-FINAL ACTION MAILED |
| Wednesday, April 20, 1988 | ASSIGNED TO EXAMINER |
| Wednesday, April 20, 1988 | ASSIGNED TO EXAMINER |
| Tuesday, April 19, 1988 | ASSIGNED TO EXAMINER |
| Monday, April 11, 1988 | ASSIGNED TO EXAMINER |
| Monday, April 11, 1988 | ASSIGNED TO EXAMINER |
| Monday, April 11, 1988 | ASSIGNED TO EXAMINER |
| Wednesday, April 20, 1988 | ALLOWANCE/COUNT WITHDRAWN |
| Friday, October 9, 1987 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, October 9, 1987 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, August 27, 1987 | NON-FINAL ACTION MAILED |
| Wednesday, August 19, 1987 | ALLOWANCE/COUNT WITHDRAWN |
| Tuesday, June 23, 1987 | ASSIGNED TO EXAMINER |