ST. PAUL, Minn.–(BUSINESS WIRE)–Nov. 6, 2013–
As part of its ongoing program to license to the dental industry 3M’s
patented technology that enables the coloring of ceramic-based dental
restorations, and to protect its technology against unlicensed users, 3M
has filed two patent infringement lawsuits in Düsseldorf, Germany.
The first lawsuit is against Metoxit AG, and alleges infringement of
3M’s patent rights by coloring liquids sold under … [visit site to read more]