IP Library › Assignment 040952/0270
Patent Assignment
Reel/Frame 040952/0270

Assignment of Assignor's Interest

Recorded: 2017-01-12 Pages: 7
Assignor
Assignee
RED HAT, INC.
100 EAST DAVIE STREET, RALEIGH, NORTH CAROLINA, 27601
Covered Properties (3)
Query Optimization Technique for Obtaining Improved Cardinality Estimates Using Statistics on Automatic Summary Tables
Patent: 7,890,491 →
Application: 09/669,556 →
Query optimization technique for obtaining improved cardinality estimates using statistics on pre-defined queries
Patent: 8,386,450 →
Application: 10/807,871 →
Publication: US 2004/0181521
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 patents in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 3, 2016
From: SIMMEN, DAVID E.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 039331/0623 →
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 →