IP Library › Assignment 031336/0850
Patent Assignment
Reel/Frame 031336/0850

Assignment of Assignor's Interest

Recorded: 2013-10-03 Pages: 7
Assignor
Assignee
EMPIRE TECHNOLOGY DEVELOPMENT LLC
2711 CENTERVILLE ROAD, SUITE 400, WILMINGTON, DELAWARE, 19808
Covered Property (1)
Drilling Technology Utilizing High Temperature and Low Temperature Discharges
Patent: 9,338,667 →
Application: 14/006,291 →
Publication: US 2014/0008124
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 3, 2013
From: MA, YUCHEN
To: SHANGHAI XUCANLIANG SCIENCE AND TECHNOLOGY CO., LTD
Reel/Frame 031336/0739 →
Security Interest Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →