CompanyCompetitive AnalysisCompany Patent Opposition Analysis

Explore patent oppositions filed by Fibrogen against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Last updated on: Aug 7, 2025
Patent NumberTitleApplicantOpposition Date

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Prolyl Hydroxylase Inhibitors And Methods Of UseAKEBIA THERAPEUTICSFeb 13, 2023

Explore Fibrogen's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Aug 7, 2025
Patent NumberGrant DateTitleTotal Oppositions
Nov 16, 2022Medicaments For Increasing Endogenous Erythropoietin (Epo)1
Dec 29, 2021Crystalline Forms Of A Prolyl Hydroxylase Inhibitor3
Feb 12, 2020Pharmaceutical Formulations Of A Hif Hydroxylase Inhibitor2
May 8, 2019Methods Of Increasing Endogenous Erythropoietin (Epo)1
Aug 22, 2018Crystalline Forms Of A Prolyl Hydroxylase Inhibitor3
Jul 4, 2018Medicaments For Increasing Endogenous Erythropoietine (Epo)2
Oct 8, 2014Use Of Hif Alpha Stabilizers For Enhancing Erythropoiesis4

Top competitors of Fibrogen

List of top competitors of Fibrogen based on patent oppositions.