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Patent Assignment
Reel/Frame 021345/0252

Assignment of Assignor's Interest

Recorded: 2008-08-06 Pages: 3
Assignor
TIRTHAPURA, SRIKANTA
Executed: 2008-08-01
Assignee
IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
310 LAB OF MECHANICS, AMES, IOWA, 50011-2131
Covered Property (1)
Computing Time-Decayed Aggregates in Data Streams
Patent: 8,391,164 →
Application: 12/006,338 →
Publication: US 2009/0172059
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 31, 2008
From: CORMODE, GRAHAM; KORN, PHILIP
To: AT&T LABS, INC.
Reel/Frame 020752/0842 →
Nunc Pro Tunc Assignment Jan 31, 2013
From: AT&T LABS, INC.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 029728/0734 →
Confirmatory License Nov 18, 2015
From: IOWA STATE UNIVERSITY
To: NATIONAL SCIENCE FOUNDATION
Reel/Frame 037127/0830 →
Confirmatory License Dec 8, 2020
From: IOWA STATE UNIVERSITY
To: NATIONAL SCIENCE FOUNDATION
Reel/Frame 054645/0449 →
Confirmatory License May 10, 2023
From: IOWA STATE UNIVERSITY
To: NATIONAL SCIENCE FOUNDATION
Reel/Frame 063601/0216 →