A Host of Soon-to-be-Expired Patents are Set to Revolutionize 3D Printing

Patents filed on many pre-existing 3D printing processes are about to expire. As this occurs, it will bring on a new era in 3D printing. Machinery and material costs will plummet, and the quality of prints will increase.
Read more: http://snapzu.com/Aevitis/a-host-of-soon-to-be-expired-patents-are-set-to-revolutionize-3d-printing