Last Updated: August 23, 2026

Details for Patent: 9,737,554

Name: Drug Patent Intelligence for US Patent 9737554
Creator: DrugPatentWatch
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Summary for Patent: 9,737,554

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):	Somasekhar Bhamidipati, Rajinder Singh, Thomas Sun, Esteban Masuda
Assignee:	Rigel Pharmaceuticals Inc
Application Number:	US15/005,771
Patent Claim Types: see list of patent claims	Composition; Formulation; Compound; Dosage form;

Drugs Protected by US Patent 9,737,554

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
>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 9,737,554

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	E540041	⤷ Start Trial
Canada	2673137	⤷ Start Trial
Denmark	2078026	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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