Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663704 | Pearlescent inks, writing instruments, and methods | Jean L. Spencer, Pawel Czubarow | 2003-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663704 | Pearlescent inks, writing instruments, and methods | Jean L. Spencer, Pawel Czubarow | 2003-12-16 |