Patent Assignment
Reel/Frame 049456/0508
Patent Security Agreement
Recorded: 2019-06-13
Pages: 11
Assignors
METROTECH CORPORATION D/B/A VIVAX-METROTECH CORPORATION
Executed: 2018-06-05
VXMT CORPORATION
Executed: 2018-06-05
Assignee
WELLS FARGO BANK, NATIONAL ASSOCIATION
333 SOUTH GRAND AVENUE, 12TH FLOOR, LOS ANGELES, CALIFORNIA, 90071
Covered Properties
(24)
Controlled Power Source for Underground Line Location
Patent:
7,091,872 →
Application:
10/189,286 →
Detecting Field Distortion in Underground Line Location
Patent:
6,815,953 →
Application:
10/189,342 →
Buried Line Locator with Integral Position Sensing
Acoustic Detector with Noise Cancellation
Patent:
7,203,322 →
Application:
10/440,353 →
Sliding Pipe Plug
Method and Apparatus for Digital Detection of Electromagnetic Signal Strength and Signal Direction in Metallic Pipes and Cables
Method and Apparatus for Digital Detection of Electronic Markers Using Frequency Adaptation
Method for Decoupling Interference Due to Bleedover in Metallic Pipe and Cable Locators
Centerline and Depth Locating Method for Non-Metallic Buried Utility Lines
Precise Location of Buried Metallic Pipes and Cables in the Presence of Signal Distortion
Sensor Fusion for Model-Based Detection in Pipe and Cable Locator Systems
Locator with Removable Antenna Portion
Method and Apparatus for Digital Detection of Electronic Markers Using Frequency Adaptation
Enhanced Precise Location
Enhanced Precise Location
Precise Location and Orientation of a Concealed Dipole Transmitter
System for Determining a Precise Location and Orientation of a Concealed Dipole Transmitter
Enhanced Precise Location
Line Locator with a Metal Detector
Locator Self-Test
Signal Generator with Multiple Outputs
System and Method for Locating Underground Lines Using Antenna and Positioning Information
Auto-Locate Operation
Systems and Methods for Object Detection
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 25, 2012
From: LI, KUN
To: METROTECH CORPORATION, INC.
Reel/Frame 028273/0463 →
Assignment of Assignor's Interest
Sep 8, 2015
From: OVERBY, JOHAN; WAITE, JAMES W.; GARGOV, DIMITAR; LI, KUN
To: METROTECH CORPORATION INC.
Reel/Frame 036508/0493 →
Release of Security Interest in Patents
Nov 8, 2022
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: METROTECH CORPORATION D/B/A VIVAX-METROTECH CORPORATION; VXMT CORPORATION
Reel/Frame 061896/0805 →
Release of Security Interest
Nov 23, 2022
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: METROTECH CORPORATION
Reel/Frame 061867/0944 →
Security Interest
Nov 23, 2022
From: METROTECH CORPORATION
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 061867/0970 →