Patent Assignment
Reel/Frame 021012/0202
Confirmatory License
Recorded: 2008-05-22
Pages: 2
Assignor
UNIVERSITY OF MARYLAND, BALTIMORE
Executed: 2007-12-19
Assignee
NATIONAL INSTITUTES OF HEALTH (NIH), U.S. DEPT. OF HEALTH AND HUMAN SERVICES (DHHS), U.S. GOVERNMENT
NIH DIVISION OF EXTRAMURAL INVENTIONS AND TECHNOLOGY RESOURCES (DEITR), 6705 ROCKLEDGE DRIVE, SUITE 310, MSC 7980, BETHESDA, MARYLAND, 20892-7980
Covered Property
(1)
Downhole Swivel Sub
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 13, 2008
From: HOWLETT, PAUL; BAIN, JAMES
To: CALEDUS LIMITED
Reel/Frame 020938/0164 →
Change of Name
May 3, 2012
From: CALEDUS LIMITED
To: TERCEL OILFIELD PRODUCTS UK LIMITED
Reel/Frame 028147/0732 →
Assignment of Assignor's Interest
Mar 10, 2015
From: TERCEL OILFIELD PRODUCTS UK LIMITED
To: TERCEL IP LIMITED
Reel/Frame 035125/0138 →
Security Interest
Jul 30, 2015
From: TERCEL IP LTD.
To: SILICON VALLEY BANK
Reel/Frame 036216/0095 →
Release of Security Interest
Jan 4, 2019
From: SILICON VALLEY BANK
To: TERCEL IP LTD.
Reel/Frame 047900/0534 →