IP Library › Assignment 017122/0950
Patent Assignment
Reel/Frame 017122/0950

Assignment of Assignor's Interest

Recorded: 2005-10-21 Pages: 2
Assignor
SIMMEN, DAVID E.
Executed: 2005-10-20
Assignee
Covered Property (1)
Using Data in Materialized Query Tables as a Source for Query Optimization Statistics
Patent: 7,783,625 →
Application: 11/256,440 →
Publication: US 2006/0036576
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 12, 2017
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: RED HAT, INC.
Reel/Frame 040952/0270 →
Assignment of Assignor's Interest Apr 1, 2020
From: RED HAT, INC.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 052280/0079 →
Assignment of Assignor's Interest Apr 29, 2020
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: SNOWFLAKE INC.
Reel/Frame 052527/0216 →