On Wednesday, November 28, 2012, Bayer (plaintiff) lodged a complaint on Lupin (defendant) in the U.S. District Court of Delaware (case no. 1:12-cv-01592) for seeking FDA approval to market
a generic version of the drug Natazia®.
Bayer is a German chemical and
pharmaceutical company well known for its original brand of Aspririn. Bayer is
an enterprise with core competencies in the fields of health care, nutrition
and high-tech materials. Lupin is a
manufacturer of the anti-TB drugs based in Mumbai, Maharashtra, India. The
company production lines include the cardiovascular (prils and statins),
diabetology, asthma, pediatrics, CNS, GI domains, apart from anti-infectives
and NSAIDs.
The patent involved in this suit US8071577 is currently assigned[*] to Bayer Pharma (source: MaxVal’s Assignment Database). The patent entitled was issued on
June 12, 2011 and expires[†]
by April 15, 2025.
Bayer is the current holder[‡] of New Drug Application (NDA) no.
022252 for Natazia® (source: Maxval’s Patent Marker) that is approved by FDA as a birth control pill. Its active ingredients are
estradiol valerate and dienogest. According to the complaint, defendant with
the Abbreviated New Drug Application (ANDA) no. 203307 is looking for FDA
approval to market a generic version of
Bayer’s Natazia® tablets that infringe the ‘577 patent.
Bayer, in 2012 has filed suit against Watson
Pharmaceuticals and the details are as
below:
Case Number
|
Date Filed
|
Status
|
04/25/2012
|
Pending
|
|
02/13/2012
|
Pending
|
|
02/10/2012
|
Dismissed without prejudice (closed on 25 Sep 2012)
|
If
you are interested in knowing more about the cases filed by Bayer,
please contact us.
For
more details, visit MaxVal-IP and
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Alerts.
[*]MaxVal offers Patent
Assignment Alert service where subscribers receive email alerts when
assignments relating to target applications, patents or entities of interest
are recorded.
[†] Expected expiration date. Patent Term Estimator is a free web-based tool that automatically
calculates patent terms and expiration dates for U.S. utility patents.
[‡] Patent
Marker provides an online environment for patentees to virtually mark products
and search for patent related information.
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