IP Library › Assignment 036686/0535
Patent Assignment
Reel/Frame 036686/0535

Assignment of Assignor's Interest

Recorded: 2015-09-29 Pages: 9
Assignors
CAO, JUNWEI
Executed: 2011-03-28
QIAN, HAN
Executed: 2011-03-28
LI, JUNWEI
Executed: 2011-03-28
Assignee
BEIJING ENDLESS TIME AND SPACE TECHNOLOGY CO., LTD.
7A BUILDING #2 SHANGDI XINXI ROAD, HAIDIAN DISTRICT, BEIJING, 100085, CHINA
Covered Property (1)
Quality-Of-Experience Measurement for Voice Services
Patent: 9,407,680 →
Application: 14/864,920 →
Publication: US 2016/0014187
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 29, 2015
From: BEIJING ENDLESS TIME AND SPACE TECHNOLOGY CO., LTD.
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 036686/0544 →
Security Interest Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →