IP Library Assignment 016453/0831
Patent Assignment
Reel/Frame 016453/0831

Assignment of Assignor's Interest

Recorded: 2005-04-05 Pages: 3
Assignor
GRAY, HAROLD W., JR.
Executed: 2005-04-04
Assignee
METROSHIELD, LLC
8330 E. QUINCY AVENUE, NO. E-210, DENVER, COLORADO, 80237
Covered Property (1)
Insulated Rail for Electric Transit Systems and Method of Making Same
Patent: 7,484,669 →
Application: 11/098,886 →
Publication: US 2007/0034705
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
License Jan 13, 2014
From: GRAY WOLF ENERGY SERVICES, L.L.C.; METROSHIELD EUROPE, L.L.C.
To: POLYCORP, LTD.
Reel/Frame 031997/0439 →
Security Interest Jan 25, 2024
From: POLYCORP LTD.
To: TWIN BROOK CAPITAL PARTNERS, LLC, AS AGENT
Reel/Frame 066249/0431 →