Navilyst Medical, Inc. (Marlborough, MA) has sued Merit Medical Systems, Inc. (South Jordan, UT) for infringement of Patent Nos. 5,911,708; 5,779,666; and 5,691,478 directed to delivery of a radiographic dye.
Navilyst Medical, Inc. v. Merit Medical Systems, Inc., 11-12047-LTS (D. Mass. Nov. 18, 2011)