Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698220 | Asymmetric membranes in delivery devices | John R. Cardinal, Scott M. Herbig, Richard W. Korsmeyer, Kelly L. Smith, Avinash Thombre | 1997-12-16 |
| 5612059 | Use of asymmetric membranes in delivery devices | John R. Cardinal, Scott M. Herbig, Richard W. Korsmeyer, Kelly L. Smith, Avinash Thombre | 1997-03-18 |
| 5443843 | Gastric retention system for controlled drug release | William J. Curatolo | 1995-08-22 |
| 5002772 | Gastric retention system for controlled drug release | William J. Curatolo | 1991-03-26 |
| 4861596 | Rolled matrix device having enhanced ability to unroll and method for its production | Alan C. Curtiss | 1989-08-29 |