Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP11881 | Rose plant named `Ivtahockey` | D. P. De Vries | 2001-05-22 |
| PP11371 | Shrub rose plant named `Ivtagolf` | D. P. De Vries | 2000-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP11881 | Rose plant named `Ivtahockey` | D. P. De Vries | 2001-05-22 |
| PP11371 | Shrub rose plant named `Ivtagolf` | D. P. De Vries | 2000-05-02 |