Patent Assignment
Reel/Frame 028466/0322
Merger
Recorded: 2012-06-29
Pages: 18
Assignor
PUMP ENGINEERING, INC.
Executed: 2011-12-21
Assignee
ENERGY RECOVERY, INC.
1717 DOOLITTLE DRIVE, SAN LEANDRO, CALIFORNIA, 94577
Covered Property
(1)
Method and Apparatus for Improving Efficiency of a Reverse Osmosis System
Patent:
6,139,740 →
Application:
09/273,074 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 19, 1999
From: OKLEJAS, ROBERT A.
To: PUMP ENGINEERING, INC.
Reel/Frame 009852/0135 →
Assignment of Assignor's Interest
Mar 20, 2009
From: PUMP ENGINEERING PARENT, INC. F/K/A PUMP ENGINEERING, INC.
To: PUMP ENGINEERING LLC
Reel/Frame 023364/0601 →
Security Agreement
Jun 21, 2012
From: ENERGY RECOVERY, INC.
To: HSBC BANK, USA, NATIONAL ASSOCIATION
Reel/Frame 028428/0124 →
Release of Security Interest
Jan 5, 2022
From: HSBC BANK USA, NATIONAL ASSOCIATION
To: ENERGY RECOVERY, INC.
Reel/Frame 058553/0652 →