Patent Assignment
Reel/Frame 024140/0219
Security Interest
Recorded: 2010-03-25
Pages: 12
Assignor
POLYROCK TECHNOLOGIES, L.L.C.
Executed: 2009-12-31
Assignee
FEATHERSTONE PETRIE DESISTO LLP
600 17TH STREET, SUITE 24005, DENVER, COLORADO, 80202-5424
Covered Properties
(3)
Methods and Apparatus for Producing Manufactured Articles Having Natural Characteristics
Patent:
6,607,683 →
Application:
09/148,241 →
Methods and Apparatus for Producing Manufactured Articles Having Natural Characteristics
Methods and Apparatus for Replicating Original Objects
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 25, 2003
From: HARRINGTON, BRUCE E.; EVANS, JOHN R.; POWERS, BRENT; ROCK-IT MARKETING, LLC
To: POLYROCK TECHNOLOGIES, LLC
Reel/Frame 014317/0596 →
License
May 1, 2012
From: POLYROCK TECHNOLOGIES, LLC
To: BEST EXCLUSIVE HOLDINGS LIMITED
Reel/Frame 028137/0341 →
Assignment of Assignor's Interest
Oct 11, 2013
From: POLYROCK TECHNOLOGIES, LLC
To: STONE PATENTS, LLC
Reel/Frame 031968/0445 →
Security Interest
Mar 31, 2017
From: FOUNTAIN FORMATION TECHNOLOGIES, LLC
To: CARMICHAEL, SCOTT
Reel/Frame 041811/0581 →
Assignment of Assignor's Interest
Aug 27, 2018
From: STONE PATENTS, L.L.C.
To: SD4 PANEL TECHNOLOGIES, L.L.C.
Reel/Frame 046711/0113 →