IP Library › Assignment 074346/0003
Patent Assignment
Reel/Frame 074346/0003

Release of Security Interest

Recorded: 2026-04-13 Pages: 5
Assignor
PNC BANK, NATIONAL ASSOCIATION
Executed: 2026-04-07
Assignees
PERMA-PIPE, INC.
6410 WEST HOWARD STREET, MILES, ILLINOIS, 60714
PERMA-PIPE CANADA, INC.
6410 WEST HOWARD STREET, MILES, ILLINOIS, 60714
PERMA-PIPE INTERNATIONAL HOLDINGS, INC.
6410 WEST HOWARD STREET, MILES, ILLINOIS, 60714
Covered Properties (4)
Sensor for Detecting Hydrocarbons
Patent: 8,049,638 →
Application: 12/279,698 →
Publication: US 2011/0041588
Shear Increasing System
Patent: 9,145,999 →
Application: 12/994,932 →
Publication: US 2011/0146830
Sensor for Detecting Hydrocarbons
Patent: 7,525,444 →
Application: 11/357,907 →
Publication: US 2007/0193342
Method and System for Cast Molding a Fluid Conduit
Patent: 7,824,595 →
Application: 11/137,626 →
Publication: US 2006/0032588
Related Assignments (11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 14, 2005
From: APPLEBY, ROBERT; PFANNER, GLEN; ERVIN, BILLY
To: PERMA-PIPE, INC.
Reel/Frame 016333/0009 →
Assignment of Assignor's Interest Apr 10, 2006
From: BAILEY, DOUGLAS S.; KUBICEK, STEVEN
To: PERMA-PIPE, INC.
Reel/Frame 017447/0531 →
Assignment of Assignor's Interest Aug 19, 2009
From: BAILEY, DOUGLAS S.; KUBICEK, STEVEN
To: PERMA-PIPE, INC.
Reel/Frame 023115/0953 →
Assignment of Assignor's Interest Jun 27, 2011
From: CARUSIELLO, JOHN G., JR.
To: PERMA-PIPE, INC.
Reel/Frame 026507/0961 →
Assignment of Assignor's Interest Jun 27, 2011
From: REUSER, HANK
To: PERMA-PIPE, INC.
Reel/Frame 026507/0976 →
Security Interest Sep 29, 2014
From: MFRI, INC.; MIDWESCO FILTER RESOURCES, INC.; PERMA-PIPE, INC.; TC NILES CORPORATION
To: BMO HARRIS BANK N.A.
Reel/Frame 033841/0734 →
Security Interest Sep 20, 2018
From: PERMA-PIPE CANADA LTD.; PERMA-PIPE CANADA, INC.; PERMA-PIPE INTERNATIONAL HOLDINGS, INC.; PERMA-PIPE, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 046930/0839 →
Release of Security Interest Sep 28, 2018
From: BANK OF MONTREAL, AS SUCCESSOR TO BMO HARRIS BANK N.A.
To: PERMA-PIPE, INC.
Reel/Frame 047004/0366 →
Security Interest Apr 8, 2026
From: PERMA-PIPE, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 074315/0825 →
Release of Security Interest Aug 26, 2026
From: JPMORGAN CHASE BANK, N.A.
To: PERMA-PIPE, INC.
Reel/Frame 075781/0052 →
Security Interest Aug 26, 2026
From: PERMA-PIPE, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 075783/0380 →