Levalbuterol Tartrate Patent Expiration

Levalbuterol Tartrate is Used for managing asthma symptoms and bronchospasms. It was first introduced by Lupin Inc in its drug Xopenex Hfa on Mar 11, 2005.


Levalbuterol Tartrate Patents

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

Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Xopenex Hfa US5362755 Method for treating asthma using optically pure (R)-albuterol Mar 25, 2013

(Expired)

Lupin
Xopenex Hfa US5547994 Method for treating asthma using optically pure R(-) albuterol Aug 20, 2013

(Expired)

Lupin
Xopenex Hfa US5605674 Medicinal aerosol formulations Feb 25, 2014

(Expired)

Lupin
Xopenex Hfa US5836299 Seals for use in an aerosol delivery device Nov 17, 2015

(Expired)

Lupin
Xopenex Hfa US7256310 Levalbuterol salt Oct 08, 2024 Lupin
Xopenex Hfa US8765153 Levalbuterol salt Dec 08, 2023

(Expired)

Lupin


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 Levalbuterol Tartrate's patents.

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

Event Date Patent/Publication
Patent litigations
Payment of Maintenance Fee, 8th Year, Large Entity 03 Jan, 2022 US8765153
Payment of Maintenance Fee, 12th Year, Large Entity 14 Feb, 2019 US7256310(Litigated)
Payment of Maintenance Fee, 4th Year, Large Entity 02 Jan, 2018 US8765153
Application ready for PDX access by participating foreign offices 31 Aug, 2015 US8765153
Post Issue Communication - Certificate of Correction 13 Aug, 2014 US8765153
Recordation of Patent Grant Mailed 01 Jul, 2014 US8765153
Patent Issue Date Used in PTA Calculation 01 Jul, 2014 US8765153
Issue Notification Mailed 11 Jun, 2014 US8765153
Dispatch to FDC 02 Jun, 2014 US8765153
Mail Response to 312 Amendment (PTO-271) 02 Jun, 2014 US8765153



Coming Soon

Patent Strength Analyzer

Will this be useful for you?

YesNo

Thank you for your response 🥳