What sort of patents have been granted against 3D printing?
3D Printer History (1980-2022) | XYZ dims *
Heated build chamber patent expires this week! – General discussion, announcements and releases – Prusa3D Forum
Patent and litigation trends for 3D printing technologies - IAM
The Challenge And Opportunity of 3D Printing Patent 684116B2 « Fabbaloo
Laser Sintering 3D Printing May Now Take Off with a Very Important Patent Expiring Today - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
History of 3D Printing: When Was 3D Printing Invented? | All3DP
The influence of patents on 3D printing evolution | Creax
Which 3D Print Company Has The Most Patents? « Fabbaloo
Major patent expiration could spark a second 3D printing revolution | Extremetech
Book of the Week: 3D Printer: Patents & Innovations « Fabbaloo
How expiring patents are ushering in the next generation of 3D printing | TechCrunch
HP signs deal with Stratasys: Let the 3D printing games commence - DEVELOP3D
Question of the Week: PolyJet Patents « Fabbaloo
3D Printing and Intellectual Property: Are the Laws Fit for Purpose? - 3Dnatives
Another 3D Printing Patent Set to Expire: What Does This Mean? « Fabbaloo
3D Printer patent 1992 : r/3Dprinting
Key 3D printing patent expired yesterday - Boing Boing
Stratasys heated build chamber for 3D printer patent US6722872B1 set to expire this week - 3D Printing Industry
3D Printing Patents landscape
Expiration of Patents – A Game Changer in 3D Printing Space?
Introduction to 3D Printing: History, Processes, and Market Growth - News
When did 3D printing's patent expire? - Quora
Stratasys FDM Patent Expiration - YouTube
Patent and litigation trends for 3D printing technologies - IAM
Timeline of the 3D Printing History - ASME
