Patent Assignment
Reel/Frame 044732/0794
Assignment of Assignor's Interest
Recorded: 2018-01-25
Pages: 4
Assignors
BIRKS, JOHN WILLIAM
Executed: 2018-01-25
ANDERSEN, PETER CHRISTIAN
Executed: 2018-01-25
TURNIPSEED, ANDREW ALLEN
Executed: 2018-01-25
WILLIFORD, CRAIG JOSEPH
Executed: 2018-01-25
Assignee
2B TECHNOLOGIES, INC.
2100 CENTRAL AVE, SUITE 105, BOULDER, COLORADO, 80301
Covered Property
(1)
Method for Measuring Air Pollutants Using a Folded Tubular Photometer
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 1, 2018
From: 2B TECHNOLOGIES, INC.
To: LUDLUM MEASUREMENTS, INC.
Reel/Frame 047386/0738 →
Security Interest
Mar 3, 2023
From: LUDLUM MEASUREMENTS, INC.
To: PUENTE, TISCHAR LAJ, PUEN
Reel/Frame 062875/0129 →
Assignment of Assignor's Interest
Jan 6, 2026
From: LUDLUM MEASUREMENTS, INC.
To: SBS 2B TECH, LLC
Reel/Frame 073381/0206 →