Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421378 | Fluorine-free fibrous treating compositions including a polycarbodiimide and an optional paraffin wax, and treating methods | Dirk M. Coppens, Chetan P. Jariwala, Lin Chen | 2022-08-23 |
| 11377785 | Fluorine-free fibrous treating compositions, treated substrates, and treating methods | Dirk M. Coppens | 2022-07-05 |