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Last Updated: February 23, 2020

DrugPatentWatch Database Preview

Details for Patent: 6,204,257


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Which drugs does patent 6,204,257 protect, and when does it expire?

Patent 6,204,257 protects LUSEDRA and is included in one NDA.

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

Summary for Patent: 6,204,257
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: Universtiy of Kansas (Lawrence, KS)
Application Number:09/131,385
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,204,257
Patent Claim Types:
see list of patent claims
Compound; Composition; Process; Use; Delivery;

Drugs Protected by US Patent 6,204,257

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Eisai Inc LUSEDRA fospropofol disodium SOLUTION;INTRAVENOUS 022244-001 Dec 12, 2008 DISCN No No   Start Trial   Start Trial Y Y SEDATIVE-HYPNOTIC AGENT INDICATED FOR MONITORED ANESTHESIA CARE (MAC) SEDATION   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 6,204,257

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 319723   Start Trial
Australia 5339499   Start Trial
Australia 769755   Start Trial
Brazil 9912853   Start Trial
Canada 2339834   Start Trial
China 1198834   Start Trial
China 1357000   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Baxter
Mallinckrodt
Express Scripts
Colorcon
Boehringer Ingelheim
McKesson

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