Naltrexone Patents

Given below is the list of patents protecting Naltrexone, along with the drug name that holds that patent and the company name owning that drug.

A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Naltrexone's patents.

Latest Legal Activities on Naltrexone's Patents

Given below is the list recent legal activities going on the following patents of Naltrexone.

Activity	Date	Patent Number
Today's Legal Activities
Payment of Maintenance Fee, 12th Year, Large Entity	05 Oct, 2022	US7919499
Payment of Maintenance Fee, 12th Year, Large Entity	21 Mar, 2022	US7799345
Termination or Final Written Decision	31 Jul, 2019	US7919499
Request for Trial Granted Critical	07 Nov, 2018	US7919499
Payment of Maintenance Fee, 8th Year, Large Entity	05 Oct, 2018	US7919499
Petition Requesting Trial	20 Apr, 2018	US7919499
Payment of Maintenance Fee, 8th Year, Large Entity	21 Mar, 2018	US7799345
Patent Issue Date Used in PTA Calculation Critical	05 Apr, 2011	US7919499
Recordation of Patent Grant Mailed Critical	05 Apr, 2011	US7919499
Email Notification Critical	17 Mar, 2011	US7919499

Naltrexone's Family Patents

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1. TEVA PHARMS USA INC

Teva Pharmaceuticals Usa Inc has filed for 1 generic for Naltrexone. Given below are the details of the strengths of this generic introduced by Teva Pharms Usa Inc.