Patents/Assignees

TDW Delaware, Inc.

14 patents in portfolio

US12379046utility2025
Service Tee with Valve Plug for Isolation of Side Outlet
0 cites
US12359762utility2025
Pipeline Isolation Tool with Large-gap Sealing Element Having Mini Pressure Heads and Iris-like Structural Sealing Elements
0 cites
US12338934utility2025
Activation System for Pipeline Plug
0 cites
US12292151utility2025
Gripper Assembly for Pipeline Isolation Tool and Methods of Use
0 cites
US12264767utility2025
Polyethylene Pipe Service System Including Quick Connect Means for Polyethylene Pipe Tapping, Plugging, and Completion Operations
0 cites
US12104738utility2024
Completion Plug Safety Indicator and Method for Its Use
0 cites
US12092255utility2024
Seal Assembly for Pipeline Isolation Tool and Methods of Use
0 cites
US12038118utility2024
Pipeline Isolation Tool with Seal Having Adaptable Mechanical Support Structure
0 cites
US11873938utility2024
Pressure-responsive, Deformable, Self-integrating Pigging Element for Use in Pipeline Pigging Applications
0 cites
US11796106utility2023
Polyethylene Pipe Service System Including Quick Connect Means for Polyethylene Pipe Tapping, Plugging, and Completion Operations
0 cites
US11796114utility2023
Isolation Plug with Energized Seal
0 cites
US11719341utility2023
Vessel Closure Device with Fail Safe Failure Detection Means
0 cites
US11686408utility2023
Non-invasive Pipeline Pig Signal Using Vibration Sensors
0 cites
US11579118utility2023
Single Point Contact Triaxial Sensor Head for an Inline Inspection Tool
0 cites