Last Updated: November 8, 2026

Details for Patent: RE46856

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Which drugs does patent RE46856 protect, and when does it expire?

Patent RE46856 protects ALIQOPA and is included in one NDA.

This patent has fifty-one patent family members in forty-two countries.

Summary for Patent: RE46856
Title:Substituted 2,3-dihydroimidazo[1,2-c]quinazoline derivatives useful for treating hyper-proliferative disorders and diseases associated with angiogenesis
Abstract:This invention relates to novel 2,3-dihydroimidazo[1,2-c]quinazoline compounds, pharmaceutical compositions containing such compounds and the use of those compounds or compositions for phosphotidylinositol-3-kinase (PI3K) inhibition and treating diseases associated with phosphotidylinositol-3-kinase (PI3K) activity, in particular treating hyperproliferative and/or angiogenesis disorders, as a sole agent or in combination with other active ingredients.
Inventor(s):Martin Hentemann, Jill Wood, William Scott, Martin Michels, Ann-Marie Campbell, Ann-Marie Bullion, Bruce R. Rowley, Aniko Redman
Assignee: Bayer AG , Bayer Intellectual Property GmbH
Application Number:US15/398,916
Patent Claim Types:
see list of patent claims
Use; Composition;

Drugs Protected by US Patent RE46856

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 Healthcare ALIQOPA copanlisib dihydrochloride POWDER;INTRAVENOUS 209936-001 Sep 14, 2017 DISCN Yes No RE46856 ⤷  Start Trial Y Y TREATMENT OF ADULT PATIENTS WITH RELAPSED FOLLICULAR LYMPHOMA WHO HAVE RECEIVED AT LEAST TWO PRIOR SYSTEMIC THERAPIES ⤷  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: RE46856

PCT Information
PCT FiledDecember 05, 2007PCT Application Number:PCT/US2007/024985
PCT Publication Date:June 12, 2008PCT Publication Number: WO2008/070150

International Family Members for US Patent RE46856

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 064106 ⤷  Start Trial
Australia 2007328008 ⤷  Start Trial
Brazil PI0720178 ⤷  Start Trial
Canada 2671614 ⤷  Start Trial
Chile 2007003508 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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