IP Library › Assignment 026097/0855
Patent Assignment
Reel/Frame 026097/0855

Assignment of Assignor's Interest

Recorded: 2011-04-08 Pages: 4
Assignors
RIEBENSTAHL, HUBERT
Executed: 2011-04-04
HUBSCH, ROLAND
Executed: 2011-04-04
Assignee
SIGMA-ALDRICH CO.
3050 SPRUCE ST., ST. LOUIS, MISSOURI, 63103
Covered Property (1)
Valve Assemblies
Application: 13/059,626 →
Publication: US 2011/0174416
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 →