Patent Assignment
Reel/Frame 031792/0499
Assignment of Assignor's Interest
Recorded: 2013-12-16
Pages: 6
Assignors
PARMAN, DAVID G.
Executed: 2013-11-13
O'BRIEN, KELLY
Executed: 2013-11-17
FARZANEH, FARDIN
Executed: 2013-11-20
Assignee
PENTAIR THERMAL MANAGEMENT LLC
307 CONSTITUTION DRIVE, MENLO PARK, CALIFORNIA, 94025
Covered Property
(1)
Downhole Wellbore Heating System and Method
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 21, 2018
From: PENTAIR THERMAL MANAGEMENT LLC
To: PENTAIR FLOW SERVICES AG
Reel/Frame 045403/0645 →
Assignment of Assignor's Interest
Apr 28, 2018
From: PENTAIR FLOW SERVICES AG
To: NVENT SERVICES GMBH
Reel/Frame 045662/0549 →
Assignment of Assignor's Interest
Jun 3, 2026
From: NVENT SERVICES GMB
To: CHEMELEX EUROPE GMBH
Reel/Frame 074842/0256 →