IP Library › Assignment 012010/0305
Patent Assignment
Reel/Frame 012010/0305

Assignment of Assignor's Interest

Recorded: 2001-07-09 Pages: 3
Assignors
TANG, NANSHENG
Executed: 2001-07-06
PARTANEN, JOUNI P.
Executed: 2001-07-06
Assignee
3D SYSTEMS, INC.
INTELLECTUAL PROPERTY DEPT., 26081 AVENUE HALL, VALENCIA, CALIFORNIA, 91355
Covered Property (1)
Calibrating a Focused Beam of Energy in a Solid Freeform Fabrication Apparatus by Measuring the Propagation Characteristics of the Beam
Patent: 6,646,728 →
Application: 09/901,163 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Feb 27, 2019
From: 3D SYSTEMS, INC.
To: HSBC BANK USA, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 048456/0017 →
Release of Security Interest Aug 26, 2021
From: HSBC BANK USA, NATIONAL ASSOCIATION
To: 3D SYSTEMS, INC.
Reel/Frame 057651/0374 →