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Last Updated: September 22, 2021

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Details for Patent: 8,426,391


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Which drugs does patent 8,426,391 protect, and when does it expire?

Patent 8,426,391 protects RAYALDEE and is included in one NDA.

This patent has twenty patent family members in thirteen countries.

Summary for Patent: 8,426,391
Title:Treating vitamin D insufficiency and deficiency with 25-hydroxyvitamin D.sub.2 and 25-hydroxyvitamin D.sub.3
Abstract: Methods and compositions for treating 25-hydroxyvitamin D insufficiency and deficiency in a patient are described herein. The method includes orally administering to the patient a delayed, sustained release formulation including a first ingredient selected from the group consisting of 25-hydroxyvitamin D.sub.2, 25-hydroxyvitamin D.sub.3, or a combination of 25-hydroxyvitamin D.sub.2 and 25-hydroxyvitamin D.sub.3, or it includes gradually administering to the patient a sterile intravenous formulation including a first ingredient selected from the group consisting of 25-hydroxyvitamin D.sub.2, 25-hydroxyvitamin D.sub.3, or a combination of 25-hydroxyvitamin D.sub.2 and 25-hydroxyvitamin D.sub.3.
Inventor(s): Bishop; Charles W. (Mt. Horeb, WI), Crawford; Keith H. (Fitchburg, WI), Messner; Eric J. (Lake Forest, IL)
Assignee: Proventiv Therapeutics, LLC (Bannockburn, IL)
Application Number:12/278,053
Patent Claim Types:
see list of patent claims
Use; Formulation;

Drugs Protected by US Patent 8,426,391

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Eirgen RAYALDEE calcifediol CAPSULE, EXTENDED RELEASE;ORAL 208010-001 Jun 17, 2016 RX Yes Yes ⤷  Free Forever Trial ⤷  Free Forever Trial USE OF SUSTAINED RELEASE 25-HYDROXYVITAMIN D IN TREATING PATIENTS HAVING 25-HYDROXYVITAMIN D INSUFFICIENCY OR DEFICIENCY ⤷  Free Forever 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: 8,426,391

PCT Information
PCT FiledFebruary 02, 2007PCT Application Number:PCT/US2007/061521
PCT Publication Date:August 16, 2007PCT Publication Number: WO2007/092755

International Family Members for US Patent 8,426,391

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2640094 ⤷  Free Forever Trial
Canada 2882048 ⤷  Free Forever Trial
Cyprus 1118017 ⤷  Free Forever Trial
Denmark 1993559 ⤷  Free Forever Trial
European Patent Office 1993559 ⤷  Free Forever Trial
European Patent Office 3095447 ⤷  Free Forever Trial
European Patent Office 3332788 ⤷  Free Forever Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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