IP Library › Assignment 010402/0652
Patent Assignment
Reel/Frame 010402/0652

Assignment of Assignor's Interest

Recorded: 1999-11-16 Pages: 2
Assignors
SELLMER, REINHARD
Executed: 1999-10-18
KUMNIG, ROBERT
Executed: 1999-10-18
Assignee
Covered Property (1)
Device for Wet Etching an Edge of a Semiconductor Disk
Patent: 6,494,221 →
Application: 09/442,190 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jul 22, 2002
From: SEZ SEMICONDUCTOR-EQUIPMENT ZUBEHOR FUR DIE HALBLEITERFERTIGUNG AG
To: SEZ AG
Reel/Frame 013101/0335 →
Change of Name Aug 11, 2009
From: SEZ AG
To: LAM RESEARCH AG
Reel/Frame 023075/0238 →