IP Library › Assignment 022245/0491
Patent Assignment
Reel/Frame 022245/0491

Assignment of Assignor's Interest

Recorded: 2009-02-11 Pages: 4
Assignors
CHEN, YING
Executed: 2009-01-23
PROCTOR, LARRY
Executed: 2009-01-14
SPANGLER, WILLIAM SCOTT
Executed: 2009-01-15
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property (1)
Systems and Methods for Analyzing Electronic Text
Patent: 8,606,815 →
Application: 12/331,271 →
Publication: US 2010/0145940
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 15, 2021
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DOORDASH, INC.
Reel/Frame 057826/0939 →