| Event Date | Event Description |
| Tuesday, October 22, 2002 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Friday, June 28, 1996 | PETITION RECONSIDERATION REQUEST DENIED |
| Thursday, February 15, 1996 | PETITION RECONSIDERATION REQUEST RECEIVED |
| Friday, December 15, 1995 | PETITION TO DIRECTOR DENIED |
| Tuesday, February 21, 1995 | PETITION TO DIRECTOR RECEIVED |
| Monday, December 19, 1994 | ABANDONMENT - AFTER EX PARTE APPEAL |
| Friday, March 17, 1995 | EXPARTE APPEAL TERMINATED |
| Thursday, June 9, 1994 | EXAMINERS STATEMENT MAILED |
| Thursday, June 9, 1994 | CONTINUATION OF FINAL REFUSAL MAILED |
| Tuesday, October 12, 1993 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Friday, July 2, 1993 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Thursday, July 1, 1993 | EX PARTE APPEAL-INSTITUTED |
| Friday, April 23, 1993 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, March 19, 1993 | CONTINUATION OF FINAL REFUSAL MAILED |
| Tuesday, March 2, 1993 | ASSIGNED TO EXAMINER |
| Tuesday, March 2, 1993 | PREVIOUS ACTION COUNT WITHDRAWN |
| Monday, July 20, 1992 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, March 27, 1992 | FINAL REFUSAL MAILED |
| Friday, October 18, 1991 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Saturday, September 28, 1991 | NON-FINAL ACTION MAILED |
| Wednesday, August 28, 1991 | ASSIGNED TO EXAMINER |