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Patent applications and USPTO patent grants for Pruszynski; Przem.The latest application filed is for "method of preparing modified diallyl-n,n-disubstituted ammonium halide polymers".
Patent | Date |
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Method of preparing modified diallyl-N,N-disubstituted ammonium halide polymers Grant 7,473,334 - Wong Shing , et al. January 6, 2 | 2009-01-06 |
Method of preparing modified diallyl-N,N-disubstituted ammonium halide polymers App 20060084771 - Wong Shing; Jane B. ;   et al. | 2006-04-20 |
Method of preparing modified diallyl-N,N-disubstituted ammonium halide polymers App 20060084772 - Wong Shing; Jane B. ;   et al. | 2006-04-20 |
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