IP Library Assignment 008112/0476
Patent Assignment
Reel/Frame 008112/0476

Assignment of Assignor's Interest

Recorded: 1996-09-03 Pages: 3
Assignor
PERLMAN, STEPHEN G.
Executed: 1996-08-19
Assignee
WEBTV NETWORKS, INC.
305 LYTTON, PALO ALTO, CALIFORNIA, 94301
Covered Property (1)
Method and Apparatus for Using Network Address Information to Improve the Performance of Network Transactions
Patent: 5,862,220 →
Application: 08/656,923 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger May 23, 2014
From: WEBTV NETWORKS, INC.
To: MICROSOFT CORPORATION
Reel/Frame 032956/0577 →
Assignment of Assignor's Interest Dec 9, 2014
From: MICROSOFT CORPORATION
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 034541/0001 →