IP Library › Assignment 021344/0612
Patent Assignment
Reel/Frame 021344/0612

Assignment of Assignor's Interest

Recorded: 2008-08-06 Pages: 6
Assignors
HEYS, PETER NICHOLAS, DR.
Executed: 2008-04-18
WILLIAMS, PAUL
Executed: 2008-04-18
SONG, FUQUAN
Executed: 2008-04-18
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE STREET, ST. LOUIS, MISSOURI, 63103
Covered Property (1)
Use of Cyclopentadienyl Type Hafnium and Zirconium Precursors in Atomic Layer Deposition
Patent: 8,568,530 →
Application: 12/093,846 →
Publication: US 2008/0282970
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 6, 2011
From: SIGMA-ALDRICH CO.
To: SIGMA-ALDRICH CO. NEWCO INC.
Reel/Frame 026551/0161 →
Change of Name Jul 6, 2011
From: SIGMA-ALDRICH CO. NEWCO INC.
To: SIGMA-ALDRICH CO. LLC
Reel/Frame 026552/0245 →