Patent Assignment
Reel/Frame 009977/0007
Assignment of Assignor's Interest
Recorded: 1999-05-26
Pages: 4
Assignors
LITZ, JOHN E.
Executed: 1999-05-17
BRODERICK, THOMAS
Executed: 1999-05-17
STEWART, ROBIN M.
Executed: 1999-05-17
Assignee
ADA TECHNOLOGIES, INC.
304 INVERNESS WAY SOUTH, STE.365, ENGLEWOOD, COLORADO, 80112
Covered Property
(1)
Method and Apparatus for Stabilizing Liquid Elemental Mercury
Patent:
6,403,044 →
Application:
09/258,659 →
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 →