Shame the patent numbers were not included in the press release. A comment below mentioned the patent being possibly related to creating support structures (ad

Shame the patent numbers were not included in the press release. A comment below mentioned the patent being possibly related to creating support structures (additional 3D printing to support overhanging sections of a model), and a quick search on Google patents brought up these: http://www.google.com/patents/US6558606 http://www.google.com/patents/US6558606 http://www.google.com/patents/US6797351 http://www.google.com/patents/US6797351 And from the looks of it, 3D System has quite the arsenal of patents at their disposal - see for yourself: http://www.google.com/?output=search&tbm=pts&sclient=psy-ab&q=inassignee:%223D+Systems%2C+Inc.%22 http://www.google.com/?output=search&tbm=pts&sclient...