IP Library › Assignment 012407/0763
Patent Assignment
Reel/Frame 012407/0763

Release of Security Agreement

Recorded: 2002-01-03 Pages: 3
Assignor
SILICON VALLEY BANK
Executed: 2001-11-13
Assignee
GREENSTEEL, INC.
29 LAING AVENUE, DIXONVILLE, PENNSYLVANIA, 15734
Covered Properties (4)
Graphic Input System
Patent: 4,777,329 →
Application: 07/090,088 →
Code-Based, Electromagnetic-Field-Responsive Graphic Data-Acquisition System
Patent: 5,248,856 →
Application: 07/958,076 →
Calibration of Graphic Data-Acquisition Tracking System
Patent: 5,583,323 →
Application: 08/147,977 →
Marking System with Pen-Up/Pen-Down Tracking
Patent: 5,434,370 →
Application: 08/148,837 →
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Merger Dec 29, 2004
From: GREENSTEEL, INC.
To: POLYVISION CORPORATION
Reel/Frame 015494/0333 →
Release Jun 21, 2005
From: SILICON VALLEY BANK
To: MICROFIELD GRAPHICS, INC.
Reel/Frame 016700/0553 →
Assignment of Assignor's Interest Feb 10, 2014
From: POLYVISION CORPORATION
To: STEELCASE INC.
Reel/Frame 032180/0786 →