IP Library › Assignment 011440/0199
Patent Assignment
Reel/Frame 011440/0199

Assignment of Assignor's Interest

Recorded: 2001-01-16 Pages: 3
Assignors
YANG, WEIDONG
Executed: 2001-01-02
XU, GUANGHAN
Executed: 2001-01-02
Assignee
CWILL TELECOMMUNICATIONS, INC.
10535 BOYER BLVD. #100, AUSTIN, TEXAS, 78758
Covered Property (1)
Communication System and Method for Performing Fast Symbol Estimation for Multiple Access Disperse Channels
Patent: 6,856,643 →
Application: 09/693,589 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 23, 2006
From: CWILL TELECOMMUNICATIONS, INC.
To: BEIJING XINWEI TELECOM TECHNOLOGY CO., LTD.
Reel/Frame 018160/0619 →
Patent Pledge Agreement Jul 7, 2011
From: BEIJING XINWEI TELECOM TECHNOLOGY, INC.
To: DATANG TELECOM TECHNOLOGY & INDUSTRY HOLDINGS CA, LTD; CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
Reel/Frame 026619/0179 →
Release of Security Interest Sep 21, 2016
From: DATANG TELECOM TECHNOLOGY & INDUSTRY HOLDINGS CO., LTD.; CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY
To: BEIJING XINWEI TELECOM TECHNOLOGY, INC.
Reel/Frame 039818/0139 →