IP Library › Assignment 030327/0094
Patent Assignment
Reel/Frame 030327/0094

Assignment of Assignor's Interest

Recorded: 2013-05-01 Pages: 6
Assignor
LAY, WARREN THOMAS
Executed: 2011-04-21
Assignee
CENTER ROCK, INC.
118 SCHROCK DRIVE, SUITE 101, BERLIN, PENNSYLVANIA, 15530
Covered Property (1)
Down-The-Hole Drill Hammer Having an Extendable Drill Bit Assembly
Patent: 8,439,135 →
Application: 13/078,517 →
Publication: US 2011/0240373
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 13, 2011
From: LYON, LELAND H.
To: CENTER ROCK, INC.
Reel/Frame 026273/0495 →
Security Agreement Feb 15, 2012
From: CENTER ROCK, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 027705/0159 →
Release of Security Interest Feb 8, 2018
From: PNC BANK, NATIONAL ASSOCIATION
To: CENTER ROCK, INC.
Reel/Frame 044865/0654 →