Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627737 | Factor IX purification methods | Robert J. Costigan, Duane Bonam, Mary B. Switzer, Rochelle Walsh | 2003-09-30 |
| 5714583 | Factor IX purification methods | Robert J. Costigan, Duane Bonam, Mary B. Switzer, Rochelle Walsh | 1998-02-03 |