Patent Assignment
Reel/Frame 015119/0833
Assignment of Assignor's Interest
Recorded: 2004-03-18
Pages: 3
Assignee
ENCENTUATE PTE, LTD.
3 LENG KEE ROAD #03-02, THYE HONG CENTER, SINGAPORE, 159086, SINGAPORE
Covered Property
(1)
Method of virtual challenge response authentication
Application:
10/803,752 →
Publication:
US 2005/0210247
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Acquisition
Sep 9, 2008
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 021541/0893 →
Corrective Assignment to Correct the Assignor. Document Previously Recorded at Reel 021541 Frame 0893. Assignor Hereby Confirms the Assignment of Assignors Interest.
Oct 9, 2008
From: ENCENTUATE PTE. LTD.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 021792/0815 →