Patent Assignment
Reel/Frame 015192/0802
Assignment of Assignor's Interest
Recorded: 2004-04-07
Pages: 2
Assignors
JOHNSON, STEPHEN ALLEN
Executed: 2001-10-15
WURSTER, JOHN
Executed: 2001-10-12
COMER, JOHN PHILIP
Executed: 2001-10-15
Assignee
ADA ENVIRONMENTAL SOLUTIONS, LLC
8100 SOUTHPARK WAY, B-2, LITTLETON, COLORADO, 80120
Covered Properties
(2)
Low Sulfur Coal Additive for Improved Furnace Operation
Low Sulfur Coal Additive for Improved Furnace Operation
Related Assignments
(6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 19, 2011
From: ADA ENVIRONMENTAL SOLUTIONS LLC
To: ADA-ES, INC.
Reel/Frame 027411/0561 →
Assignment of Assignor's Interest
Dec 20, 2011
From: ADA ENVIRONMENTAL SOLUTIONS, LLC
To: ADA-ES, INC.
Reel/Frame 027417/0209 →
Security Interest
Oct 23, 2015
From: ADA-ES, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 036865/0055 →
Release of Security Interest
Jul 1, 2016
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: ADA-ES, INC.
Reel/Frame 039064/0268 →
Notice of Grant of Security Interest in Patents
Dec 7, 2018
From: ADA-ES, INC.
To: THE BANK OF NEW YORK MELLON, AS ADMINISTRATIVE AGENT
Reel/Frame 047742/0652 →
Termination and Release of Security Interest in Patents
Jun 4, 2021
From: THE BANK OF NEW YORK MELLON, AS ADMINISTRATIVE AGENT
To: ADA-ES, INC.
Reel/Frame 056483/0657 →