| Event Date | Event Description |
| Tuesday, October 7, 1997 | ABANDONMENT - EXPRESS MAILED |
| Tuesday, October 7, 1997 | ASSIGNED TO EXAMINER |
| Friday, September 26, 1997 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, July 16, 1997 | INQUIRY AS TO SUSPENSION MAILED |
| Wednesday, July 2, 1997 | ASSIGNED TO EXAMINER |
| Tuesday, October 1, 1996 | INQUIRY AS TO SUSPENSION MAILED |
| Wednesday, October 12, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, July 14, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, May 31, 1994 | LETTER OF SUSPENSION MAILED |
| Monday, April 25, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, November 24, 1993 | ASSIGNED TO EXAMINER |
| Monday, January 24, 1994 | INQUIRY AS TO SUSPENSION MAILED |
| Friday, September 24, 1993 | ASSIGNED TO EXAMINER |
| Thursday, September 23, 1993 | ASSIGNED TO EXAMINER |
| Friday, September 3, 1993 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, July 19, 1993 | ASSIGNED TO EXAMINER |
| Friday, March 26, 1993 | LETTER OF SUSPENSION MAILED |
| Monday, February 22, 1993 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, August 10, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, June 17, 1992 | LETTER OF SUSPENSION MAILED |
| Thursday, May 21, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, December 16, 1991 | LETTER OF SUSPENSION MAILED |
| Friday, November 15, 1991 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, June 3, 1991 | UNRESPONSIVE/DUPLICATE PAPER RECEIVED |
| Friday, July 5, 1991 | LETTER OF SUSPENSION MAILED |
| Monday, October 29, 1990 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, September 5, 1990 | NON-FINAL ACTION MAILED |
| Wednesday, August 29, 1990 | ASSIGNED TO EXAMINER |
| Monday, July 16, 1990 | ASSIGNED TO EXAMINER |