Patent Assignment
Reel/Frame 041987/0071
Assignment of Assignor's Interest
Recorded: 2017-04-12
Pages: 4
Assignor
OLSON, EDWIN S.
Executed: 2017-04-10
Assignee
ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATION
15 NORTH 23RD STREET, STOP 9017, GRAND FORKS, NORTH DAKOTA, 58202-9017
Covered Property
(1)
Sorbent Comprising Carbon and Nitrogen and Methods of Using the Same
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 17, 2017
From: PAVLISH, JOHN HENRY
To: ENERGY & ENVIRONMENTAL RESEARCH CENTER FOUNDATION
Reel/Frame 042029/0264 →
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 →