Patent Assignment
Reel/Frame 062875/0129
Security Interest
Recorded: 2023-03-03
Pages: 7
Assignor
LUDLUM MEASUREMENTS, INC.
Executed: 2023-02-07
Assignee
PUENTE, TISCHAR LAJ, PUEN
10 S. DEARBORN STREET, FLOOR L2, SUITE IL1-1145, CHICAGO, ILLINOIS, 60603
Covered Properties
(6)
Ozone Monitor with Gas-Phase Ozone Scrubber
Method to Produce a Calibration, Reagent or Therapeutic Gas by Exposing a Precursor Gas to Ultraviolet Light
Aqueous Ozone Monitor Utilizing Gas Stripping
Heated Graphite Scrubber to Reduce Interferences in Ozone Monitors
Method for Measuring Air Pollutants Using a Folded Tubular Photometer
Enclosure for Mobile Monitoring of the Composition and Properties of Ambient Air
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 30, 2009
From: BIRKS, JOHN W; WILLIFORD, CRAIG J.; ANDERSEN, PETER C.
To: 2B TECHNOLOGIES, INC
Reel/Frame 023029/0279 →
Assignment of Assignor's Interest
Jul 2, 2015
From: ANDERSEN, PETER C.; BIRKS, JOHN W.; FORD, CHRISTOPHER M.; WILLIFORD, CRAIG J.
To: 2B TECHNOLOGIES, INC.
Reel/Frame 035969/0338 →
Assignment of Assignor's Interest
Jul 28, 2015
From: BIRKS, JOHN W.; TURNIPSEED, ANDREW A.; ANDERSEN, PETER C.; WILLIFORD, CRAIG J.
To: 2B TECHNOLOGIES, INC.
Reel/Frame 036191/0513 →
Assignment of Assignor's Interest
Jan 25, 2018
From: BIRKS, JOHN WILLIAM; ANDERSEN, PETER CHRISTIAN; TURNIPSEED, ANDREW ALLEN; WILLIFORD, CRAIG JOSEPH
To: 2B TECHNOLOGIES, INC.
Reel/Frame 044732/0794 →
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0738 →
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0712 →
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0334 →
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0524 →
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0684 →
Assignment of Assignor's Interest
Nov 4, 2020
From: BIRKS, JOHN WILLIAM; ANDERSEN, PETER CHRISTIAN; WILLIFORD, CRAIG JOSEPH; TURNIPSEED, ANDREW ALLEN
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 054273/0912 →
Assignment of Assignor's Interest
Jan 6, 2026
From: LUDLUM MEASUREMENTS, INC.
To: SBS 2B TECH, LLC
Reel/Frame 073381/0206 →