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Last Updated: October 1, 2020

DrugPatentWatch Database Preview

Details for Patent: 9,283,238

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Which drugs does patent 9,283,238 protect, and when does it expire?

Patent 9,283,238 protects TAVALISSE and is included in one NDA.

This patent has ten patent family members in eight countries.

Summary for Patent: 9,283,238
Title:Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Abstract: The present disclosure provides prodrugs of biologically active 2,4-pyrimidinediamine compounds, salts and hydrates of the prodrugs, compositions comprising the prodrugs, intermediates and methods for synthesizing the prodrugs and methods of using the prodrugs in a variety of applications.
Inventor(s): Bhamidipati; Somasekhar (Foster City, CA), Singh; Rajinder (Belmont, CA), Sun; Thomas (Palo Alto, CA), Masuda; Esteban (Menlo Park, CA)
Assignee: Rigel Pharmaceuticals, Inc. (South San Francisco, CA)
Application Number:14/534,784
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Dosage form;

Drugs Protected by US Patent 9,283,238

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Rigel Pharms Inc TAVALISSE fostamatinib disodium TABLET;ORAL 209299-001 Apr 17, 2018 RX Yes No   Start Trial   Start Trial TREATMENT OF THROMBOCYTOPENIA IN ADULT PATIENTS WITH CHRONIC IMMUNE THROMBOCYTOPENIA (ITP) WHO HAVE HAD AN INSUFFICIENT RESPONSE TO A PREVIOUS TREATMENT   Start Trial
Rigel Pharms Inc TAVALISSE fostamatinib disodium TABLET;ORAL 209299-002 Apr 17, 2018 RX Yes Yes   Start Trial   Start Trial TREATMENT OF THROMBOCYTOPENIA IN ADULT PATIENTS WITH CHRONIC IMMUNE THROMBOCYTOPENIA (ITP) WHO HAVE HAD AN INSUFFICIENT RESPONSE TO A PREVIOUS TREATMENT   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

International Family Members for US Patent 9,283,238

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 540041   Start Trial
Canada 2673137   Start Trial
Denmark 2078026   Start Trial
European Patent Office 2078026   Start Trial
European Patent Office 2420505   Start Trial
Spain 2380551   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Harvard Business School
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Moodys
Mallinckrodt
Medtronic

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