Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10814665 | Writing or coloring pencil | Philippe Lefebvre | 2020-10-27 |
| 10774232 | Wax-based coloring crayon with a watercolor effect | Alice Danel, Philippe Lefebvre | 2020-09-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10814665 | Writing or coloring pencil | Philippe Lefebvre | 2020-10-27 |
| 10774232 | Wax-based coloring crayon with a watercolor effect | Alice Danel, Philippe Lefebvre | 2020-09-15 |