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Patent Litigation

Federal Circuit’s X2Y Attenuators Decision Reinforces The Importance Of Drafting Patents For Litigation

On July 7, 2014, the Federal Circuit Court of Appeals issued an opinion in X2Y Attenuators, LLC v. International Trade Commission, which underscores the importance of carefully drafting patent applications with an eye toward litigation.  The decision also demonstrates why form often dominates over substance in patent litigation.  A copy of the opinion can be…

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Defending the Patent Case – Exploiting the Tensions in Patent Law in Inventor and Expert Depositions

A company accused of patent infringement has a large variety of defenses to deploy, including the following: 1. Non-infringement (i.e., the accused product does not practice the patent claims) 2. Prior art invalidity (i.e., the patent claims are not novel or are obvious in view of the prior art) 3. The Public Use or On-Sale…

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Patenting Improved Articles That Use Proprietary 3rd Party Materials

Under U.S. law, improved articles of manufacture may be patentable if they are novel and non-obvious. Sometimes, an inventor comes up with a new article that is faster, stronger, more flexible, more rigid, lighter, etc. by using new materials to make the article. If the article has never been made with those materials, and if…

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Have Your Cake and Eat It Too – Obtaining Broad Claims That Define a Device or Apparatus Based on How it Works

Pros and Cons of Apparatus and Method of Use Claims Devices or apparatuses can often be protected by using two kinds of patent claims: apparatus and method of use claims. Each approach has its benefits and drawbacks. In general, apparatus claims expand the class of direct infringers relative to method of use claims but are…

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Are You and Your Patent Attorney Challenging Each Other?

Since we have been living with managed medical care for some time, many people have become accustomed to the idea that they need to act as their own advocate when dealing with medical professionals.  Thus, we have become more comfortable with questioning our doctor’s opinions and the bases for them and with the idea that…

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Recent Federal Circuit Decision Limits ITC Authority to Block Importation of Goods Used to Infringe U.S. Patents

Last month, the Federal Circuit Court of Appeals issued an opinion that could have a significant impact on patent owners who seek International Trade Commission (ITC) exclusion orders to block the importation of goods used to infringe their patents.  In a 2-1 decision in Suprema, Inc. v. ITC, the Court held that the ITC cannot…

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Strategies for Using the Written Description Requirement to Invalidate Broad Patent Claims

In an earlier blog post (http://hanseniplaw.com/what-limitations-are-there-on-the-breadth-of-otherwise-novel-and-non-obvious-patent-claims/) we addressed the question of whether and to what extent U.S. law limits the breadth of patent claims that are otherwise novel and non-obvious. As we explained, both the Written Description and Enablement requirements of U.S. patent law may limit claim scope even if the prior art does not….

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Defending the Patent Case – A Tale of Two Cases

In our experience, many patent cases are actually a tale of two cases: The case based on the patent holder’s interpretation and application of the claims and the case based on the accused infringer’s interpretation and application of the claims.  Both cases involve the same set of patent claims. However, they often involve conflicting ways…

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It Ain’t Over ‘Til It’s Over- Federal Circuit Court of Appeals Strengthens Reexamination Process

On July 2, 2013 the Federal Circuit Court of Appeals issued an opinion in Fresenius USA v. Baxter International, Inc., Case. No. 2012-1334, 1335 (Fed. Cir. July 2, 2013), which enhances the ability of patent infringement defendants to invalidate patents via the ex parte reexamination process. The ex parte reexamination process allows anyone to ask…

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U.S. Supreme Court Rules that Isolated Genes Are Not Eligible for Patent Protection

In a long-awaited decision in Association for Molecular Pathology, et al. v. Myriad Genetics, Inc., et al., the U.S. Supreme Court held on June 13, 2013 that naturally-occurring, isolated genes are not patentable because they do not constitute patentable subject matter under the Patent Statute.  With this decision, another chapter has been written in the…

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