Patent Assignment
Reel/Frame 012339/0049
Assignment of Assignor's Interest
Recorded: 2001-11-28
Pages: 4
Assignors
BRODERICK, THOMAS E.
Executed: 2001-11-15
ROTH, RACHEL L.
Executed: 2001-11-15
CARLSON, ALLAN L.
Executed: 2001-11-15
Assignee
ADA TECHNOLOGIES, INC.
SUITE 130, 8100 SHAFFER PARKWAY, LITTLETON, COLORADO, 80127
Covered Property
(1)
Method for Fixating Sludges and Soils Contaminated with Mercury and Other Heavy Metals
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 7, 2011
From: ADA TECHNOLOGIES, INC.
To: MERCURY CONTROL TECHNOLOGIES, LLC
Reel/Frame 026089/0891 →
Assignment of Assignor's Interest
Apr 20, 2011
From: MERCURY CONTROL TECHNOLOGIES, LLC
To: PERMA-FIX ENVIRONMENTAL SERVICES, INC.
Reel/Frame 026157/0839 →
Notice of Grant of Security Interest in Patents
Nov 15, 2011
From: PERMA-FIX ENVIRONMENTAL SERVICES, INC.
To: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 027229/0355 →