Wednesday, October 3, 2012

Mission Pharmacal Sues Puretek

Mission Pharmacal Sues

On Friday, September 28, 2012, Mission Pharmacal Company (plaintiff) recorded a suit against Puretek Corporation (defendant) in the U.S District Court of Western Texas for patent infringement (case no. 5:12-cv-00920).

Mission Pharmacal is a Texas based company with R&D facilities. They are in the
business of manufacturing wide range of prescription medications and over-the-counter
products in four expanding therapeutic areas as women’s health, urology, pediatrics, and dermatology. PureTek are in the business of manufacturing quality bulk and private label items for some of the largest retail chains.

The patent US6521247 involved in this suit is currently assigned (source: Maxval’s assignment Database*) to Mission Pharmacal and titled Dual iron containing nutritional supplement was issued on February 18, 2003 and expires on March 31, 2020+.

According to the complaint, the plaintiff’s patented product is used before, during and after pregnancy to combat iron deficiency - anemia. It is a dual iron nutritional supplement. The defendant’s product Pharma Pure RX PNV OB+DHA is also an iron nutritional supplement that infringes the patent US6521247.

Plaintiff in the past has filed similar patents-in-suit against the companies listed below:


Case No.



Date Filed


TriGen Laboratories

Prenatal Supplements

Feb 09, 2010


Midlothian Laboratories

Sep 10, 2009


For more details, visit MaxVal-IP and subscribe to our Litigation

*Patent Assignment Alerts are automated email alerts sent to you when assignments relating to target
applications/patents/entities of interest are recorded.

+Expected expiration
Patent Term Estimator is a free web-based tool that automatically calculates the expected expiration date for the U.S. utility patents.

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