Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500303 | Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives | Raymond Seltzer, Jean-Pierre Wolf, Cyril Heitner, John Schmidt, Peter F. McGarry +1 more | 2002-12-31 |
| 6447644 | Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives | Raymond Seltzer, Jean-Pierre Wolf, Cyril Heitner, John Schmidt, Peter F. McGarry +1 more | 2002-09-10 |
| 6416627 | Polymeric stabilizers with high affinity to pulp | David Devore, Thomas F. Thompson | 2002-07-09 |