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Serving hundreds of leading biopharmaceutical companies globally:

Chubb
Medtronic
US Department of Justice
UBS
Mallinckrodt
Healthtrust
Harvard Business School
Deloitte
AstraZeneca

Generated: April 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 8,617,530

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Which drugs does patent 8,617,530 protect, and when does it expire?

Patent 8,617,530 protects MOVANTIK and is included in one NDA.

This patent has eighteen patent family members in thirteen countries.
Summary for Patent: 8,617,530
Title:Polymer conjugates of opioid antagonists
Abstract: The invention provides polymer conjugates of opioid antagonists comprising a polymer, such as poly(ethylene glycol), covalently attached to an opioid antagonist. The linkage between the polymer and the opioid antagonist is preferably hydrolytically stable. The invention also includes a method of treating one or more side effects associated with the use of opioid analgesics, such as constipation, nausea, or pruritus, by administering a polymer conjugate of the invention.
Inventor(s): Roberts; Michael James (Williamsburg, VA), Shen; Xiaoming (Madison, AL), Cheng; Lin (Huntsville, AL), Bentley; Michael David (Hunstville, AL)
Assignee: Nektar Therapeutics (San Francisco, CA)
Application Number:13/689,640
Patent Claim Types:
see list of patent claims
Use;

Drugs Protected by US Patent 8,617,530

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
Astrazeneca Pharms MOVANTIK naloxegol oxalate TABLET;ORAL 204760-001 Sep 16, 2014 RX Yes No ➤ Sign Up ➤ Sign Up TREATMENT OF OPIOID-INDUCED CONSTIPATION ➤ Sign Up
Astrazeneca Pharms MOVANTIK naloxegol oxalate TABLET;ORAL 204760-002 Sep 16, 2014 RX Yes Yes ➤ Sign Up ➤ Sign Up TREATMENT OF OPIOID-INDUCED CONSTIPATION ➤ 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 8,617,530

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
8,349,307 Polymer conjugates of opioid antagonists ➤ Sign Up
7,056,500 Polymer conjugates of opioid antagonists ➤ Sign Up
7,662,365 Polymer conjugates of opioid antagonists ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Cipla
Citi
Fish and Richardson
US Department of Justice
Baxter
Daiichi Sankyo
Teva
Argus Health
Julphar

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