Patent Assignment
Reel/Frame 072039/0529
Change of Name
Recorded: 2025-07-17
Pages: 3
Assignor
NORTHWEST PIPE COMPANY
Executed: 2025-06-12
Assignee
NWPX INFRASTRUCTURE, INC.
201 NE PARK PLAZA DRIVE, SUITE 100, VANCOUVER, WASHINGTON, 98684
Covered Properties
(12)
Pipe Seal and Pipe Joint
Patent:
10,359,137 →
Application:
15/148,948 →
Pipe Ram Joint
Pipe Joint
Patent:
10,823,320 →
Application:
15/891,816 →
Seismic Pipe Joint
Pipe Joint
Patent:
50,368 →
Application:
17/746,313 →
Seismic Pipe Joint
Application:
19/005,326 →
Publication:
US 2025/0129879
Coupling System for Articulating Pipe Joint
Application:
19/193,572 →
Publication:
US 2025/0257832
Pipe Seal and Pipe Joint
Application:
62/159,095 →
Pipe Ram Joint
Application:
62/333,072 →
Pipe Joint
Application:
62/457,760 →
Pipe Seismic Joint
Application:
62/884,638 →
Coupling System for Articulating Pipe Joint
Application:
63/423,386 →
Related Assignments
(13)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 6, 2017
From: KEIL, BRENT; VANDERPLOEG, BRUCE; QUESADA, GUIDO
To: NORTHWEST PIPE COMPANY
Reel/Frame 041890/0379 →
Assignment of Assignor's Interest
Oct 12, 2017
From: KEIL, BRENT; GOBLER, FREDERICK
To: NORTHWEST PIPE COMPANY
Reel/Frame 043852/0413 →
Assignment of Assignor's Interest
Jan 18, 2018
From: KEIL, BRENT
To: NORTHWEST PIPE COMPANY
Reel/Frame 044659/0145 →
Assignment of Assignor's Interest
May 30, 2018
From: KEIL, BRENT
To: NORTHWEST PIPE COMPANY
Reel/Frame 045939/0701 →
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 →
Assignment of Assignor's Interest
May 19, 2020
From: KEIL, BRENT; KARAMANOS, SPYRIDON
To: NORTHWEST PIPE COMPANY
Reel/Frame 052701/0624 →
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 →
Assignment of Assignor's Interest
May 25, 2022
From: KEIL, BRENT
To: NORTHWEST PIPE COMPANY
Reel/Frame 060018/0839 →
Assignment of Assignor's Interest
Dec 2, 2022
From: KEIL, BRENT D.
To: NORTHWEST PIPE COMPANY
Reel/Frame 061952/0723 →
Assignment of Assignor's Interest
Jan 21, 2025
From: KEIL, BRENT; KARAMANOS, SPYRIDON
To: NORTHWEST PIPE COMPANY
Reel/Frame 069942/0179 →
Assignment of Assignor's Interest
May 2, 2025
From: KEIL, BRENT D.
To: NORTHWEST PIPE COMPANY
Reel/Frame 071007/0946 →
Security Interest
Sep 17, 2025
From: NWPX INFRASTRUCTURE, INC. (F/K/A NORTHWEST PIPE COMPANY)
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 072288/0917 →