Denial of injunction against sending letters asserting infringement affirmed In a decision Tuesday, the Federal Circuit affirmed the denial of a preliminary injunction seeking to prevent a patentee from representing to the defendant's customers that the defendant's product potentially infringed the plaintiff's patent. The patent at issue had a lengthy and complicated prosecution history that included an interference proceeding. In that proceeding, the BPAI […] Continue Reading →
Federal Circuit: And can mean or, if it makes the claim make sense In a decision last week, the Federal Circuit affirmed a district court's permanent injunction against a defendant to prevent infringement of a patent. The district court held the patent not invalid and infringed, based in part on a claim construction that construed the word "and" to mean "or." Specifically, based on the specification and other […] Continue Reading →
Dependent claim can be construed to be broader than independent claim based on prosecution history In a decision last week, the Federal Circuit held a district court construed 1 of 2 claim terms correctly, and incorrectly concluded that prosecution history estoppel barred application of the doctrine of equivalents to a third claim term because the narrowing amendment was only tangentially related to the equivalent at issue. As a result, the […] Continue Reading →
Post-verdict infringement royalty must take into account changed bargaining position of parties In a decision Tuesday, the Federal Circuit addressed the issuance, stay, and subsequent dissolution of a permanent injunction. Further, the court addressed how damages should be allocated from infringement during a stay. The district court took the jury's reasonable royalty for pre-verdict infringement and trebled it to determine the applicable post-verdict royalty. The Federal Circuit […] Continue Reading →
Another preliminary injunction vacated on appeal, this time because of claim construction For a second time this week, the Federal Circuit vacated a preliminary injunction entered by a district court. This time, the court found the district court's claim construction too broad, and under the courts revised, narrower construction, found that the plaintiffs were not likely to succeed on the merits of the case. As a result, […] Continue Reading →
Post-KSR obviousness arguments cast sufficient “doubt” on validity to vacate preliminary injunction In a decision yesterday, the Federal Circuit vacated a preliminary injunction entered in the Northern District of Ohio enjoining the selling and copying of a product used to practice a method claimed in a patent. In doing so, the Federal Circuit utilized of the traditional four–factor test for preliminary injunctions and specifically analyzed the first […] Continue Reading →
When market entry fee part of damages for patent infringement, permanent injunction inappropriate In a recent decision, the Federal Circuit affirmed a finding of infringement of a patent relating to the detection and classification of Hepatitis C Virus, but remanded the case for a determination of anticipation. In arguably the most interesting aspect of the decision, the court vacated the permanent injunction entered against the defendant. The plaintiff […] Continue Reading →
Eleventh Circuit: Trademark licensee liable for infringement when deviating from license In a decision Tuesday, the Eleventh Circuit affirmed a district court's finding of trademark infringement against a trademark licensee. The alleged infringer was actually licensed to use the mark owner's trademark, but did not use the mark as described in the license, instead using an abbreviated form. As a result, the court affirmed the jury's […] Continue Reading →
Seventh Circuit: Injunction against use of plaintiff’s copyrights and trade secrets too vague In a decision last week, the Seventh Circuit vacated and remanded a district court's preliminary injunction in a copyright and trade secret case. The court addressed the degree of specificity necessary for an injunction against misappropriating trade secrets and infringing copyrights, and vacated the injunction because it failed to detail the substance of the trade […] Continue Reading →
Third Circuit: Some store brand sucralose packaging confusing; injunction denial partially reversed In a Christmas Eve decision, the Third Circuit partially reversed a district court's denial of a preliminary injunction regarding "store brand" sucralose sweeteners. McNeil Nutritionals, makers of Splenda®, brought suit against a company that produces several different sucralose products that bear the store's name and compete with Splenda®. The district court found McNeil not likely […] Continue Reading →