Patent Assignment
Reel/Frame 022828/0858
Assignment of Assignor's Interest
Recorded: 2009-06-16
Pages: 5
Assignors
LIANG, CHUNTAO
Executed: 2009-05-13
THORNTON, MICHAEL P.
Executed: 2009-06-03
DUNCAN, PETER M.
Executed: 2009-06-03
Assignee
MICROSEISMIC, INC.
1300 WEST SAM HOUSTON PARKWAY SOUTH, SUITE 200, HOUSTON, TEXAS, 77042
Covered Property
(1)
Method for Imaging the Earths Subsurface Using Passive Seismic Interferometry and Adaptive Velocity Filtering
Related Assignments
(10)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Aug 31, 2012
From: MICROSEISMIC, INC.
To: SQUARE 1 BANK
Reel/Frame 028885/0461 →
Security Agreement
Mar 1, 2013
From: MICROSEISMIC, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 029904/0399 →
Release of Security Interest
Mar 26, 2013
From: SQUARE 1 BANK
To: MICROSEISMIC, INC.
Reel/Frame 030090/0728 →
Security Interest
Mar 31, 2014
From: MICROSEISMIC, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 032566/0396 →
Security Interest
May 20, 2015
From: MICROSEISMIC, INC.
To: PNC BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 035682/0891 →
Security Interest
Apr 10, 2017
From: MICROSEISMIC, INC.
To: SILICON VALLEY BANK
Reel/Frame 041941/0616 →
Release of Security Interest
Apr 12, 2017
From: PNC BANK, NATIONAL ASSOCIATION
To: MICROSEISMIC, INC.
Reel/Frame 041988/0238 →
First Amendment to Intellectual Property Security Agreement
Jul 20, 2018
From: MICROSEISMIC, INC.
To: SILICON VALLEY BANK
Reel/Frame 046596/0361 →
Security Interest
Dec 16, 2019
From: MICROSEISMIC, INC.
To: SILICON VALLEY BANK
Reel/Frame 051289/0353 →
Corrective Assignment to Correct the Underlying Document Previously Recorded at Reel: 051289 Frame: 0353. Assignor(S) Hereby Confirms the Security Interest.
Dec 18, 2019
From: MICROSEISMIC, INC.
To: SILICON VALLEY BANK
Reel/Frame 051344/0376 →