Patent Assignment
Reel/Frame 030234/0434
Assignment of Assignor's Interest
Recorded: 2013-04-17
Pages: 8
Assignors
COGGIO, WILLIAM D.
Executed: 2013-03-14
KUMAR, RAMESH C.
Executed: 2013-04-01
WHEATLEY, JOHN A.
Executed: 2013-03-28
STEINER, MICHAEL L.
Executed: 2013-03-13
EDMONDS, WILLIAM F.
Executed: 2013-03-15
LIU, LAN H.
Executed: 2013-03-15
HAO, ENCAI
Executed: 2013-03-19
KAMRATH, ROBERT F.
Executed: 2013-03-15
STRADINGER, JOHN J.
Executed: 2013-02-26
Assignee
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427, SAINT PAUL, MINNESOTA, 55133-3427
Covered Property
(1)
Downhole Apparatus
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 23, 2013
From: HALL, ROBERT NEIL
To: WIRELINE ENGINEERING LIMITED
Reel/Frame 030265/0893 →
Security Interest
Aug 31, 2015
From: WIRELINE ENGINEERING LIMITED
To: AMEGY BANK NATIONAL ASSOCIATION
Reel/Frame 036455/0857 →
Change of Name
Feb 2, 2016
From: WIRELINE ENGINEERING LIMITED
To: IMPACT SELECTOR LIMITED
Reel/Frame 037647/0937 →