IP Library › Assignment 054594/0052
Patent Assignment
Reel/Frame 054594/0052

Assignment of Assignor's Interest

Recorded: 2020-12-04 Pages: 23
Assignor
Assignee
STEP TECH GLOBAL SAGL
CROCICCHIO CORTOGNA 6, LUGANO, 66900, SWITZERLAND
Covered Properties (2)
Methods and Devices for Transmitting /Obtaining Information by Visible Light Signals
Patent: 9,407,367 →
Application: 14/142,278 →
Publication: US 2014/0321859
First Device, System and Method to Communicate with Second Device
Patent: 9,497,575 →
Application: 14/697,643 →
Publication: US 2016/0134997
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 29, 2014
From: BEIJING SEMICONDUCTOR LIGHTING TECHNOLOGY PROMOTION CENTER
To: BEIJING GUO CHENG WAN TONG INFORMATION CO. LTD
Reel/Frame 032078/0909 →
Assignment of Assignor's Interest Jan 29, 2014
From: GUO, CHENG; HU, HONG
To: BEIJING SEMICONDUCTOR LIGHTING TECHNOLOGY PROMOTION CENTER
Reel/Frame 032078/0973 →
Assignment of Assignor's Interest Apr 28, 2015
From: GUO, CHENG
To: BEIJING GUOCHENGWANTONG INFORMATION TECHNOLOGY CO., LTD
Reel/Frame 035508/0759 →