In 1998, Aspex Eyewear, an eyewear designer that also develops frame technology, was in talks with Altair Eyewear, Inc., another frame designer, about potentially licensing a clip-on technology. Aspex alleges Altair sent the frames to China to make copies and then came out with a very similar clip-on frame. On August 5, 2002, Aspex filed suit for patent infringement.
In a world where companies are in constant litigation with other companies over patents, these situations rarely affect everyday employees. But if you use Vision Service Plan, the largest vision carrier in the country, this litigation affects your employees.