Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674997 | DNA purification on modified siligates | Daniel L. Woodard, James A. Down | 1997-10-07 |
| 5650506 | Modified glass fiber membranes useful for DNA purification by solid phase extraction | Daniel L. Woodard, James A. Down | 1997-07-22 |
| 5625054 | DNA purification by solid phase extraction using fluorinated celite | Daniel L. Woodard, James A. Down | 1997-04-29 |
| 5616701 | DNA purification by solid phase extraction using a hydroxide-washed glass fiber membrane | Daniel L. Woodard, James A. Down | 1997-04-01 |
| 5610291 | Glass fiber membranes modified by treatment with SiCl.sub.4, AlCl.sub.3 or BCl.sub.3 and washing with NaOH to set as a DNA Adsorbant | Daniel L. Woodard, James A. Down | 1997-03-11 |
| 5610290 | DNA purification by solid phase extraction using glass fiber membrane previously treated with trifluoroacetic acid, and then with fluoride ion, hydroxide ion, or Bcl.sub.3 | Daniel L. Woodard, James A. Down | 1997-03-11 |
| 5606046 | DNA purification by solid phase extraction using trifluorometric acid washed glass fiber membranes | Daniel L. Woodard, James A. Down | 1997-02-25 |