Heico, an aerospace parts maker, and 3D Plus U.S.A. Inc. were slapped with a patent lawsuit Tuesday in Florida Southern District Court. The lawsuit, which concerns a memory device data transfer method, was filed by Sand, Sebolt & Wernow Co. on behalf of Optical Licensing LLC. Counsel have not yet appeared for the defendants. The case is 0:21-cv-61832, Optical Licensing LLC v. Heico Corp. et al.

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