Sample Motions For A Preliminary Injunction For Patent Infringement

Below are sample motions for a preliminary injunction for patent infringement in federal court. The preliminary injunction motion examples are divided by issue and jurisdiction. These are publicly filed in the respective lawsuits. The motions for a preliminary injunction were all filed in 2010 or later. This post says nothing …

Injunction denied, despite irreparable harm provision, because Plaintiff is not likely to show breach of contract

Takeda v. Mylan was decided on July 31, 2020, on appeal from the District of Delaware. In 2016, Plaintiff Takeda sued Defendant Mylan for patent infringement. The parties ultimately settled. The license agreement allows Mylan to sell a generic product in the event that a court decision “hold[s] that all …

Finding of bad faith is required to enjoin patentee from making infringement accusations

Myco v. BlephEx was decided on April 3, 2020 on appeal from the Eastern District of Michigan. Declaratory plaintiff Myco filed an action against declaratory defendant BlephEx, seeking a declaration of no infringement and that the claims of BlephEx’s patent are invalid, and for injunctive and monetary relief. The district …

Preliminary injunction inappropriate where defendant raised a substantial question of validity under anticipation

OrthoAccel Technologies v. Propel Orthodontics is a nonprecedential case decided on September 23, 2019 on appeal from the Northern District of California. The district court denied plaintiff OrthoAccel’s motion for a preliminary injunction because defendant Propel raised a substantial question of validity for the patent under anticipation. OrthoAccel appealed. The Federal …

Preliminary injunction vacated due to erroneous construction of asserted claims

Indivior v. Dr. Reddy’s is a nonprecedential case decided on November 20, 2018 on appeal from the District of New Jersey. In the first ANDA case, plaintiff Indivior sued defendant Dr. Reddy’s, alleging infringement. The district court found that Dr. Reddy’s ANDA did not infringe the asserted patent. After the judgment …

Irreparable harm shown where risk averse customers would perceive that plaintiff no longer had an exclusive license

MACOM Tech. v. Infineon was decided on January 29, 2018 on appeal from the Central District of California. The parties entered into an agreement that allowed plaintiff MACOM and defendant Infineon to share rights to practice licensed patents within a general “Field of Use.” The agreement further defined an “Exclusive Field” …

Denial of preliminary injunction is vacated as it was based on a flawed claim construction

Liqwd v. L’Oreal is a nonprecedential opinion decided on January 16, 2018 on appeal from the District of Delaware. The asserted patent described a method of bleaching hair by applying to the hair a particular mixture. The district court denied Liqwd’s motion for a preliminary injunction after claim construction. Because the adopted …

Causal nexus found where Defendant couldn’t achieve ANDA product without infringing

Mylan v. Aurobindo was decided on May 19, 2017 on appeal from the Eastern District of Texas. There, the district court granted co-Plaintiff Mylan’s motion for a preliminary injunction as to the compound and process patents, finding that Defendant Aurobindo likely infringed the patents under the doctrine of equivalents, and that Arubindo …

Preliminary injunction upheld because the loss of a potential lifelong customer is irreparable

Metalcraft of Mayville v. Toro was decided on February 16, 2017 on appeal from the Eastern District of Wisconsin. The patent relates to a system for ride-on lawnmowers. The district court granted plaintiff Metalcraft a preliminary injunction enjoining defendant Toro from making, using, selling, and offering to sell lawnmowers equipped with …

Likely success not shown where the district court relied on erroneous claim construction

Chamberlain v. Techtronic is a nonprecedential case decided on January 25, 2017 on appeal from the Northern District of Illinois. There, the district court granted plaintiff Chamberlain a preliminary injunction, finding that Chamberlain had shown a substantial likelihood of success on the merits of its infringement claim. Techtronic appealed. The Federal Circuit vacated the grant …