Patent Assignment
Reel/Frame 049122/0361
Certificate of Conversion
Recorded: 2019-05-08
Pages: 2
Assignor
TECHTRAC SYSTEMS, LLC
Executed: 2007-12-14
Assignee
SAFER SYSTEMS, LLC
615 DUPONT HIGHWAY, DOVER, DELAWARE, 19901
Covered Property
(1)
Estimation of Toxic Substance Release
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 15, 2002
From: GILBERT, ERNEST J.; KHAJEHNAJAFI, SHAHRYAR
To: SAFER SYSTEMS, L.L.C.
Reel/Frame 012711/0835 →
Assignment of Assignor's Interest
Dec 8, 2003
From: GILBERT, ERNEST J.; KHAJEHNAJAFI, SHAHRYAR
To: SAFER SYSTEMS, LLC
Reel/Frame 014765/0587 →
Assignment of Assignor's Interest
Mar 19, 2004
From: SAFER SYSTEMS, LLC
To: TECHTRAC SYSTEMS, LLC
Reel/Frame 015111/0148 →
Assignment of Assignor's Interest
Mar 25, 2022
From: SAFER SYSTEMS, LLC
To: INDUSTRIAL SCIENTIFIC CORPORATION
Reel/Frame 059402/0102 →