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Patent applications and USPTO patent grants for Boai NKY Medical Holdings Ltd..The latest application filed is for "ultra-pure methyl vinyl ether-co-maleic anhydride copolymers and methods for preparing same".
Patent | Date |
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Ultra-Pure Methyl Vinyl Ether-Co-Maleic Anhydride Copolymers and Methods for Preparing Same App 20220089798 - Ulmer; Herbert Wilhelm ;   et al. | 2022-03-24 |
Polymerization Inhibitor For N-vinyl Pyrrolidone Monomer And Use Thereof App 20210040125 - SUN; Xudong ;   et al. | 2021-02-11 |
Tablet Compositions Containing Crosslinked Polyvinylpyrrolidone and Their Use in Beverage Applications App 20200040176 - Ulmer; Herbert Wilhelm ;   et al. | 2020-02-06 |
Fine and Uniform Methyl Vinyl Ether-Maleic Acid Inorganic Salt Copolymers and Their Use in Oral Care and Pharmaceutical Applications App 20190071521 - Ulmer; Herbert Wilhelm ;   et al. | 2019-03-07 |
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