IP Library › Assignment 047960/0919
Patent Assignment
Reel/Frame 047960/0919

Assignment of Assignor's Interest

Recorded: 2019-01-10 Pages: 5
Assignors
LIU, TAO
Executed: 2019-01-09
CUI, GAOZENG
Executed: 2019-01-09
LI, GUOGUANG
Executed: 2019-01-09
XIONG, WEI
Executed: 2019-01-09
WEN, LANGFENG
Executed: 2019-01-09
Assignee
BEI OPTICS TECHNOLOGY COMPANY LIMITED
ROOM 503, AREA B, XINYUAN PARK, NO. 97 CHANGPING ROAD, SHAHE TOWN, CHANGPING DISTRICT, BEIJING, 102206, CHINA
Covered Property (1)
Method for Conducting Optical Measurement Usingfull Mueller Matrix Ellipsometer
Application: 16/317,007 →
Publication: US 2019/0317010
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 15, 2019
From: BEI OPTICS TECHNOLOGY COMPANY LIMITED
To: AK OPTICS TECHNOLOGY CO., LTD.
Reel/Frame 050887/0650 →
Assignment of Assignor's Interest May 8, 2023
From: AK OPTICS TECHNOLOGY CO., LTD.
To: BEIJING ARYHAU TECHNOLOGY CO. LTD.
Reel/Frame 063573/0896 →