Indianapolis, Indiana – Indiana patent attorneys for Donaldson Company, Inc. of Bloomington, Minnesota, (“Donaldson”) commenced an intellectual property lawsuit in the Southern District of Indiana alleging that Action Filtration, Inc. of Hope, Indiana infringed Patent No. 6,488,746, “Air Filter Assembly Having Non-Cylindrical Filter Elements for Filtering Air With Particulate Matter”; Patent No. D499,177, “Filter Element Having Oval Shape”; and Patent No. 7,264,656, “Air Filter Assembly Having Non-Cylindrical Filter Elements for Filtering Air With Particulate Matter,” which have been issued by the U.S. Patent Office.
Plaintiff Donaldson, established in 1915, is a worldwide provider of filtration systems and replacement parts. Defendant Action Filtration designs and manufactures replacement filters for dust collection and liquid filtration.
At issue in this Indiana patent lawsuit are three patents, to which Donaldson claims ownership: United States Patent No. 6,488,746 (“the ‘746 patent”), United States Design Patent No. D499,177 (“the ‘177 patent”) and United States Patent No. 7,264,656 (“the ‘656 patent”).
In this Indiana complaint, filed by patent lawyers for Donaldson, the following is alleged:
• Count I: Infringement of the ‘746 Patent
• Count II: Infringement of the ‘177 Patent
• Count III: Infringement of the ‘656 Patent
Donaldson asks the court for injunctive relief; compensatory damages; an award of Action Filtration’s total profits derived from infringement of the ‘177 Patent; and a declaration that the case is exceptional, to include an award to Donaldson of its attorneys’ fees, expenses, and costs associated with this patent lawsuit pursuant to such a declaration.