Patent Assignment
Reel/Frame 011283/0722
Assignment of Assignor's Interest
Recorded: 2000-11-08
Pages: 3
Assignee
IBM CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
An Internet Telephony Callback System and Method of Operation.
Patent:
6,463,144 →
Application:
09/707,981 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 12, 2007
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: YAHOO INC
Reel/Frame 018989/0218 →
Corrective Assignment to Correct the Address Should Be: 701 First Avenue Sunnyvale California 94089 Previously Recorded on Reel 018989 Frame 0218. Assignor(S) Hereby Confirms the Wrong Address Assigned.
Dec 14, 2007
From: YAHOO! INC
To: YAHOO! INC
Reel/Frame 020243/0588 →
Assignment of Assignor's Interest
Jun 23, 2017
From: YAHOO! INC.
To: YAHOO HOLDINGS, INC.
Reel/Frame 042963/0211 →
Assignment of Assignor's Interest
Feb 2, 2018
From: YAHOO HOLDINGS, INC.
To: OATH INC.
Reel/Frame 045240/0310 →