Patent Assignment
Reel/Frame 042028/0925
Assignment of Assignor's Interest
Recorded: 2017-04-17
Pages: 4
Assignor
PAVLISH, JOHN HENRY
Executed: 2017-04-17
Assignee
ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATION
15 NORTH 23RD STREET, PO BOX 9017, GRAND FORKS, NORTH DAKOTA, 58202-9017
Covered Property
(1)
Promoted Ammonium Salt-Protected Activated Carbon Sorbent Particles for Removal of Mercury from Gas Streams
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 12, 2017
From: OLSON, EDWIN S.; HOLMES, MICHAEL J.
To: ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATION
Reel/Frame 041986/0826 →
Assignment of Assignor's Interest
Jun 8, 2017
From: ENERGY AND ENVIRONMENTAL RESEARCH CENTER FOUNDATION
To: MIDWEST ENERGY EMISSIONS CORP.
Reel/Frame 042647/0351 →
Change of Name
Nov 7, 2024
From: MIDWEST ENERGY EMISSIONS CORP.
To: BIRCHTECH CORP.
Reel/Frame 069187/0413 →