Patent assignee · US · COMPANY

FibroGen, Inc.

89Patents
73Active
89Granted
53Portfolio score

Filing activity: Dec 13, 1995 → Dec 23, 2020 · 27 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6992172B1 Recombinant gelatins Human Necessities 93 Expired
US7323475B2 Nitrogen-containing heteroaryl compounds and methods of use thereof Chemistry; Metallurgy 56 Expired
US7696223B2 Pyrrolo- and Thiazolo-pyridine compounds, and methods of use thereof Chemistry; Metallurgy 42 Active
US8017625B2 Nitrogen-containing heteroaryl compounds and methods of use thereof Chemistry; Metallurgy 37 Active
US8124582B2 Treatment of diabetes Human Necessities 35 Expired
US7928120B2 Cyanoisoquinoline compounds and methods of use thereof Chemistry; Metallurgy 31 Active
US7629357B2 Nitrogen-containing heteroaryl compounds and methods of user thereof Chemistry; Metallurgy 29 Active
US8324405B2 Chromene derivatives and use thereof as HIF hydroxylase activity inhibitors Chemistry; Metallurgy 29 Active
US7618940B2 Fat regulation Human Necessities 28 Expired
US8269008B2 Oxazolopyridine and isoxazolopyridine derivatives for use in the treatment of HIF-mediated conditions Human Necessities 28 Active
US8217043B2 Compounds and methods for their use Human Necessities 26 Active
US7863292B2 Nitrogen-containing heteroaryl compounds and methods of use thereof Chemistry; Metallurgy 26 Active
US8530404B2 Compounds and methods for treatment of cancer Human Necessities 25 Active
US7405274B2 Connective tissue growth factor antibodies Chemistry; Metallurgy 23 Expired
US8278325B2 Nitrogen-containing heteroaryl compounds and methods of use thereof Chemistry; Metallurgy 22 Active
US8759373B2 Cyanoisoquinoline compounds and methods of use thereof Chemistry; Metallurgy 20 Active
US8765956B2 Nitrogen-containing heteroaryl compounds and methods of use thereof Chemistry; Metallurgy 18 Active
US6358741B1 Connective tissue growth factor (CTGF) and methods of use Human Necessities 16 Expired
US8883823B2 Crystalline forms of a prolyl hydroxylase inhibitor Chemistry; Metallurgy 15 Active
US8318703B2 Methods for improving kidney function Physics 15 Active
US5925736A Collagen-based methods and formulations for the treatment of arthritis Emerging Cross-Sectional Technologies 15 Expired
US8952160B2 Isothiazole-pyridine derivatives as modulators of HIF (hypoxia inducible factor) activity Chemistry; Metallurgy 15 Active
US7115390B1 Connective tissue growth factor fragments and methods and uses thereof Human Necessities 15 Expired
US8703795B2 Thienopyridine compounds, and methods of use thereof Chemistry; Metallurgy 14 Active
US7713986B2 Compounds and methods for treatment of chemotherapy-induced anemia Human Necessities 14 Active

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