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Serving hundreds of leading biopharmaceutical companies globally:

Teva
AstraZeneca
Baxter
Cantor Fitzgerald
Daiichi Sankyo
Mallinckrodt
Harvard Business School
US Army
Medtronic

Generated: May 26, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,872,838

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Which drugs does patent 6,872,838 protect, and when does it expire?

Patent 6,872,838 protects LUSEDRA and is included in one NDA.

This patent has thirty-one patent family members in twenty-five countries.

This patent has expired prematurely due to non-payment of maintenance fees. See details below.
Summary for Patent: 6,872,838
Title: Water soluble prodrugs of hindered alcohols
Abstract:The present invention is directed to novel water-soluble prodrugs of aliphatic or aromatic hindered hydroxyl group containing pharmaceuticals.
Inventor(s): Stella; Valentino J. (Lawrence, KS), Zygmunt; Jan J. (Longmont, CO), Georg; Ingrid Gunda (Lawrence, KS), Safadi; Muhammad S. (Nazareth, IL)
Assignee: University of Kansas (Lawrence, KS)
Application Number:10/208,647
Patent Claim Types:
see list of patent claims
Compound;

Drugs Protected by US Patent 6,872,838

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Eisai Inc LUSEDRA fospropofol disodium SOLUTION;INTRAVENOUS 022244-001 Dec 12, 2008 DISCN No No ➤ Sign Up ➤ Sign Up Y ➤ Sign Up
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Non-Orange Book US Patents Family Members for Patent 6,872,838

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
7,244,718 Water soluble prodrugs of hindered alcohols ➤ Sign Up
6,204,257 Water soluble prodrugs of hindered alcohols ➤ Sign Up
6,451,776 Water soluble prodrugs of hindered alcohols ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Boehringer Ingelheim
Cipla
Fish and Richardson
Express Scripts
Teva
Moodys
Medtronic
Deloitte
Dow

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