Patent Assignment
Reel/Frame 006526/0509
Assignment of Assignor's Interest
Recorded: 1993-04-06
Pages: 3
Assignee
CARBONAIR ENVIRONMENTAL SERVICES, INC.
8640 MONTICELLO LANE, MAPLE GROVE, MINNESOTA, 55369
Covered Property
(1)
Apparatus for Air Stripping Contaminants from Water
Patent:
5,378,267 →
Application:
08/043,264 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Mar 5, 2020
From: CARBONAIR, INC.; CARBONAIR ENVIRONMENTAL SERVICES; CARBONAIR ENVIRONMENTAL SYSTEMS, INC.
To: PROACT SERVICES CORPORATION
Reel/Frame 052023/0049 →
Merger
Mar 5, 2020
From: PROACT SERVICES CORPORATION
To: EVOQUA WATER TECHNOLOGIES LLC
Reel/Frame 052023/0172 →
First Lien Intellectual Property Security Agreement Supplement No. 7
Mar 19, 2020
From: EVOQUA WATER TECHNOLOGIES LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 052189/0948 →
Release of Security Interest (Reel/Frame 052189/0948)
Apr 6, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: EVOQUA WATER TECHNOLOGIES LLC
Reel/Frame 055845/0448 →