Last Updated: November 8, 2026

Details for Patent: 8,513,263

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Summary for Patent: 8,513,263
Title:Substituted pyrazolo[1,5-a]pyrimidine compounds as Trk kinase inhibitors
Abstract:Compounds of Formula (I) in which R1, R2, R3, R4, X, Y and n have the meanings given in the specification, are inhibitors of Trk kinases and are useful in the treatment of diseases which can be treated with a Trk kinase inhibitor.
Inventor(s):Julia Haas, Steven W. Andrews, Yutong Jiang, Gan Zhang
Assignee: Array Biopharma Inc
Application Number:US13/125,263
Patent Claim Types:
see list of patent claims
Composition; Compound;

Drugs Protected by US Patent 8,513,263

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Bayer Hlthcare VITRAKVI larotrectinib sulfate CAPSULE;ORAL 210861-001 Nov 26, 2018 RX Yes No ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Bayer Hlthcare VITRAKVI larotrectinib sulfate CAPSULE;ORAL 210861-002 Nov 26, 2018 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
Bayer Healthcare VITRAKVI larotrectinib sulfate SOLUTION;ORAL 211710-001 Nov 26, 2018 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 8,513,263

PCT Information
PCT FiledOctober 21, 2009PCT Application Number:PCT/US2009/061519
PCT Publication Date:April 29, 2010PCT Publication Number: WO2010/048314

International Family Members for US Patent 8,513,263

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 3106463 ⤷  Start Trial 301033 Netherlands ⤷  Start Trial
European Patent Office 3106463 ⤷  Start Trial PA2020504 Lithuania ⤷  Start Trial
European Patent Office 3106463 ⤷  Start Trial CA 2020 00013 Denmark ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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