| Event Date | Event Description |
| Monday, July 13, 1992 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Friday, November 29, 1991 | FINAL REFUSAL MAILED |
| Monday, September 23, 1991 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, March 21, 1991 | NON-FINAL ACTION MAILED |
| Friday, January 25, 1991 | ASSIGNED TO EXAMINER |
| Thursday, January 24, 1991 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Saturday, December 1, 1990 | ASSIGNED TO EXAMINER |
| Wednesday, September 26, 1990 | EXAMINERS STATEMENT MAILED |
| Friday, August 10, 1990 | ASSIGNED TO EXAMINER |
| Tuesday, December 6, 1988 | ASSIGNED TO EXAMINER |
| Monday, February 22, 1988 | LETTER OF SUSPENSION MAILED |
| Monday, February 22, 1988 | ASSIGNED TO EXAMINER |
| Thursday, February 18, 1988 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Thursday, December 31, 1987 | NON-FINAL ACTION MAILED |
| Thursday, June 25, 1987 | CONTINUATION OF FINAL REFUSAL MAILED |
| Friday, April 24, 1987 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, May 26, 1987 | CONTINUATION OF FINAL REFUSAL MAILED |
| Tuesday, February 24, 1987 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, April 7, 1987 | FINAL REFUSAL MAILED |
| Tuesday, February 24, 1987 | ASSIGNED TO EXAMINER |
| Tuesday, February 24, 1987 | ASSIGNED TO EXAMINER |
| Tuesday, February 24, 1987 | ASSIGNED TO EXAMINER |
| Tuesday, February 17, 1987 | FINAL REFUSAL MAILED |
| Wednesday, December 3, 1986 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, June 5, 1986 | NON-FINAL ACTION MAILED |
| Tuesday, May 13, 1986 | ASSIGNED TO EXAMINER |