Patent assignee · US · COMPANY

ZYMOGENETICS INC.

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741Patents
302Active
741Granted
50Portfolio score

Filing activity: Oct 12, 1984 → Mar 30, 2020 · 209 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4784950A Expression of factor VII activity in mammalian cells Chemistry; Metallurgy 197 Expired
US6323323A Ligand-binding, dimerized polypeptide fusions Chemistry; Metallurgy 116 Expired
US6649631B1 Compositions and methods for treating bone deficit conditions Human Necessities 112 Expired
US5919808A Compositions and methods for treating bone deficit conditions Human Necessities 109 Expired
US5155027A Method of producing secreted receptor analogs and biologically active peptide dimers Physics 108 Expired
US5965573A Compositions and methods for treating bone deficit conditions Human Necessities 106 Expired
US5922753A Methods for treating bone deficit conditions with benzothiazole Human Necessities 96 Expired
US4935349A Expression of higher eucaryotic genes in aspergillus Emerging Cross-Sectional Technologies 96 Expired
US8466262B2 Variable region sequences of IL-31 monoclonal antibodies and methods of use Chemistry; Metallurgy 94 Active
US5843725A Methods of producing secreted receptor analogs and biologically active dimerized polypeptide fusions Physics 90 Expired
US6153631A Compositions and methods for treating bone deficit conditions Human Necessities 90 Expired
US6307024A Cytokine zalpha11 Ligand Physics 89 Expired
US6498235B2 Testis specific glycoprotein zpep10 Chemistry; Metallurgy 85 Expired
US5948776A Compositions and methods for treating bone deficit conditions Human Necessities 85 Expired
US4845075A Biologically active B-chain homodimers Emerging Cross-Sectional Technologies 85 Expired
US5990169A Compositions and methods for treating bone deficit conditions Human Necessities 84 Expired
US6342514B1 Compositions and methods for treating bone deficit conditions Human Necessities 83 Expired
US5280040A Methods for reducing bone loss using centchroman derivatives Human Necessities 82 Expired
US5994358A Compositions and methods for treating bone deficit conditions Human Necessities 81 Expired
US6251901A Compositions and methods for treating bone deficit conditions Human Necessities 81 Expired
US7064186B2 Cytokine zcytor17 ligand Chemistry; Metallurgy 80 Expired
US5288629A DNA sequence encoding Factor VII with an amino acid substitution at Avg-152 Human Necessities 78 Expired
US5861374A Modified Factor VII Chemistry; Metallurgy 77 Expired
US6291646A Dimerized polypeptide fusions Chemistry; Metallurgy 74 Expired
US5834232A Cross-linked gelatin gels and methods of making them Physics 74 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.