Last Updated: November 9, 2026

Details for Patent: 11,312,718

Name: Drug Patent Intelligence for US Patent 11312718
Creator: DrugPatentWatch
License: https://www.drugpatentwatch.com/terms.php

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Which drugs does patent 11,312,718 protect, and when does it expire?

Patent 11,312,718 protects COPIKTRA and is included in one NDA.

This patent has forty-one patent family members in twenty-three countries.

Summary for Patent: 11,312,718

Title:	Formulations of (S)-3-(1-(9H-purin-6-ylamino)ethyl)-8-chloro-2-phenylisoquinolin-1(2H)-one
Abstract:	Polymorphs of chemical compounds that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including P13 kinase activity, are described herein. Also provided herein are processes for preparing compounds, polymorphs thereof, and pharmaceutical compositions thereof.
Inventor(s):	Pingda Ren, Michael Martin, Paul Isbester, Benjamin S. Lane, Jason Kropp
Assignee:	Infinity Pharmaceuticals Inc
Application Number:	US16/734,135
Patent Claim Types: see list of patent claims	Composition; Formulation; Compound; Dosage form;

Drugs Protected by US Patent 11,312,718

Glossary

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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
Secura	COPIKTRA	duvelisib	CAPSULE;ORAL	211155-001	Sep 24, 2018		RX	Yes	No	⤷ Start Trial	⤷ Start Trial	Y				⤷ Start Trial
Secura	COPIKTRA	duvelisib	CAPSULE;ORAL	211155-002	Sep 24, 2018		RX	Yes	No	⤷ Start Trial	⤷ Start Trial	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

International Family Members for US Patent 11,312,718

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Argentina	084824	⤷ Start Trial
Argentina	117467	⤷ Start Trial
Australia	2012205669	⤷ Start Trial
Australia	2015258280	⤷ Start Trial
Brazil	112013017670	⤷ Start Trial
Canada	2824197	⤷ Start Trial
Chile	2013002007	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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