IP Library › Assignment 026540/0047
Patent Assignment
Reel/Frame 026540/0047

Assignment of Assignor's Interest

Recorded: 2011-07-05 Pages: 6
Assignors
SHI, JUAN
Executed: 2010-03-09
QING, PEI
Executed: 2010-03-09
ZOU, YIXUAN
Executed: 2010-03-09
Assignee
RONG ZHI XIN SCIENCE AND TECHNOLOGY DEVELOPMENT (BEIJING) CO., LTD.
2106X4, BUILDING 9, BEISIHUANXI ROAD, HAIDIAN DISTRICT, BEIJING, 100089, CHINA
Covered Property (1)
Method and System for Determining Safety of Elevator
Patent: 8,893,858 →
Application: 13/141,327 →
Publication: US 2011/0315490
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 5, 2011
From: RONG ZHI XIN SCIENCE AND TECHNOLOGY DEVELOPMENT (BEIJING) CO., LTD.
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 026544/0375 →
Security Interest Jan 29, 2019
From: EMPIRE TECHNOLOGY DEVELOPMENT LLC
To: CRESTLINE DIRECT FINANCE, L.P.
Reel/Frame 048373/0217 →
Release of Security Interest in Patents, Recorded on January 29, 2019 at Reel 048373 Frame 0217 Sep 22, 2025
From: CRESTLINE DIRECT FINANCE, L.P., AS COLLATERAL AGENT
To: EMPIRE TECHNOLOGY DEVELOPMENT LLC
Reel/Frame 072936/0464 →