Patent Assignment
Reel/Frame 026799/0638
Assignment of Assignor's Interest
Recorded: 2011-08-24
Pages: 4
Assignors
MUELLER, RICHARD I.
Executed: 2011-07-19
FRIEDRICH, RALPH S.
Executed: 2011-07-20
SHENG, QIZHONG
Executed: 2011-07-20
Assignee
AMERON INTERNATIONAL CORPORATION
245 SOUTH LOS ROBLES AVENUE, PASADENA, CALIFORNIA, 91101
Covered Property
(1)
Mortar-Coated Steel Pipes and Methods of Making the Same
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 20, 2016
From: AMERON INTERNATIONAL CORPORATION
To: AMERON WATER TRANSMISSION GROUP, LLC
Reel/Frame 037532/0296 →
Security Interest
Oct 25, 2018
From: NORTHWEST PIPE COMPANY; AMERON WATER TRANSMISSION GROUP, LLC; PERMALOK CORPORATION
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 047321/0961 →
Change of Name
Dec 13, 2018
From: AMERON WATER TRANSMISSION GROUP, LLC
To: NWPC, LLC
Reel/Frame 047828/0181 →
Change of Name
Dec 20, 2018
From: AMERON WATER TRANSMISSION GROUP, LLC
To: NWPC, LLC
Reel/Frame 049146/0613 →
Release of Security Interest
Jul 2, 2021
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: NORTHWEST PIPE COMPANY; PERMALOK CORPORATION; NWPC, LLC
Reel/Frame 056747/0155 →
Security Interest
Jul 4, 2021
From: NORTHWEST PIPE COMPANY; NWPC, LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 056749/0457 →
Security Interest
Aug 25, 2025
From: GENEVA PIPE AND PRECAST COMPANY; NWPC, LLC; PARK ENVIRONMENTAL EQUIPMENT, LLC; PERMALOK CORPORATION
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 072106/0502 →