Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548077 | Purifying type I collagen using two papain treatments and reducing and delipidation agents | — | 2003-04-15 |
| 6127143 | Preparation of purified and biocompatible collagen using two proteolytic enzyme treatments and a reducing agent | — | 2000-10-03 |
| 5814328 | Preparation of collagen using papain and a reducing agent | — | 1998-09-29 |
| 5455231 | Mineralized collagen | Brent R. Constantz | 1995-10-03 |
| 5231169 | Mineralized collagen | Brent R. Constantz | 1993-07-27 |