Patent Assignment
Reel/Frame 072323/0876
Assignment of Assignor's Interest
Recorded: 2025-09-22
Pages: 5
Assignors
KLIETHERMES, DEREK
Executed: 2025-09-12
LANGLEY, JUSTIN
Executed: 2025-09-12
TINSLEY, COLE
Executed: 2025-09-12
SKELTON, SCOTT
Executed: 2025-09-12
Assignee
THE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC, D/B/A CTEH, LLC
5120 NORTHSHORE DRIVE, NORTH LITTLE ROCK, ARKANSAS, 72118
Covered Properties
(2)
System For Remotely Collecting And Monitoring Exposure Data In Real-Time For An Isolated Worker Confined To A Work Area In A Hazardous Materials Environment
Patent:
12,529,687 →
Application:
18/197,810 →
Remote Data Collection and Communication Through Gas Chromatography
Application:
63/342,944 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 10, 2022
From: KLIETHERMES, DEREK; LANGLEY, JUSTIN
To: THE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC, D/B/A CTEH, LLC,
Reel/Frame 060158/0063 →
Assignment of Assignor's Interest
May 30, 2023
From: KLIETHERMES, DEREK; LANGLEY, JUSTIN
To: THE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC, D/B/A CTEH, LLC
Reel/Frame 063796/0509 →
Change of Name
Apr 26, 2026
From: THE CENTER FOR TOXICOLOGY AND ENVIRONMENTAL HEALTH, LLC, D/B/A CTEH, LLC
To: ONTERRIS RESPONSE AND RECOVERY, LLC
Reel/Frame 075474/0908 →