Patent Assignment
Reel/Frame 020407/0057
Assignment of Assignor's Interest
Recorded: 2008-01-24
Pages: 4
Assignors
DAY, PAUL REUBEN
Executed: 2008-01-08
EGAN, RANDY L.
Executed: 2008-01-23
MITTELSTADT, ROGER ALAN
Executed: 2008-01-08
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Database Query Optimization Using Index Carryover to Subset an Index
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.