Patent Assignment
Reel/Frame 028271/0478
Assignment of Assignor's Interest
Recorded: 2012-05-25
Pages: 4
Assignors
STUTZMAN, SCOTT S.
Executed: 2012-03-14
REININGER, ROBERT SEAN
Executed: 2012-04-23
BALTHASER, DAVID S.
Executed: 2012-03-23
Assignee
FRAC SAND DUST CONTROL, LLC
PO BOX 506, NOLENSVILLE, TENNESSEE, 37135
Covered Property
(1)
Method of Reducing Silicosis Caused by Inhalation of Silica-Containing Proppant, Such as Silica Sand and Resin-Coated Sand, and Apparatus Therefor
Application:
13/416,256 →
Publication:
US 2012/0247335
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Nov 21, 2014
From: FRAC SAND DUST CONTROL, LLC
To: PROPPANT CONTROLS, LLC
Reel/Frame 034316/0557 →
Assignment of Assignor's Interest
Apr 10, 2015
From: PROPPANT CONTROLS, LLC
To: KSW ENVIRONMENTAL, LLC
Reel/Frame 035382/0505 →
Change of Name
Aug 2, 2016
From: KSW ENVIRONMENTAL, LLC
To: KSW ENVIRONMENTAL, LLC (D.B.A. AIRIS WELLSITE SERVICES)
Reel/Frame 039537/0933 →