Complaint filed by CAO Group against Magpie Tech Corp., First Medical Infection Control Associates, Inc. and Spring Health Products

September 29, 2015 – On September 28, 2015, CAO Group (“CAO”) filed three complaints against Magpie Tech Corp. (“Magpie”), First Medical Infection Control Associates, Inc. (“First Medical”) and Spring Health Products (“Spring”) asserting infringement a number of patents directed toward dental curing lights.  The asserted patents each claim different functionalities related to systems for polymerization of light cure resin based composites.  In the first complaint, CAO has accused Magpie of infringing U.S. Patent Nos. 6,755,648 (“Curing light”), 6,783,362 (“Dental curing light using primary and secondary heat sink combination”), 6,926,524 (“Curing light”), 6,971,875 (“Dental curing light”) and 7,294,364 (“Method for curing composite materials”).  In the second complaint, CAO has accused First Medical of infringing U.S. Patent Nos. 6,755,648 (“Curing light”), 6,783,362 (“Dental curing light using primary and secondary heat sink combination”), 6,926,524 (“Curing light”), 6,971,875 (“Dental curing light”) and 6,719,559 (“Curing light”).  In the third complaint, CAO has accused Spring of infringing U.S. Patent Nos. 6,755,648 (“Curing light”), 6,783,362 (“Dental curing light using primary and secondary heat sink combination”), 6,926,524 (“Curing light”), 6,971,875 (“Dental curing light”), 6,719,559 (“Curing light”), 6,331,111 (“Curing light system useful for curing light activated composite materials”), 6,969,253 (“Light for use in activating light-activated materials, the light having at least one light emitting semiconductor chip, the chip being attached to a primary heat sink that is attached to a secondary heat sink using heat conductive and electrically insulative adhesive”), 7,086,858 (“Semiconductor curing light system useful for curing light activated composite materials”) and 7,094,054 (“Dental curing light”).  In the complaints, CAO accuses Magpie’s ART-L5 dental curing light product, First Medical’s LED BlastTM dental curing light product and Spring’s “The Cure, TC-01,” “The Cure 2, TC-CL I,” and “The Cure 2, TC-CL II” dental curing light products of infringement.

The cases are docketed as Case Nos. 2:15-cv-00697, 2:15-cv-00698 and 2:15-cv-00699 in the District of Utah, Central Division.

By: Ketan V. Patel

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