IP Library Assignment 022123/0277
Patent Assignment
Reel/Frame 022123/0277

Assignment of Assignor's Interest

Recorded: 2009-01-18 Pages: 3
Assignor
CHANG, CHIENLIU
Executed: 2008-12-01
Assignee
CANON KABUSHIKI KAISHA
30-2, SHIMOMARUKO 3-CHOME, OHTA-KU, TOKYO, 146-8501, JAPAN
Covered Property (1)
Oxide Etching Method
Patent: 8,168,544 →
Application: 12/305,099 →
Publication: US 2009/0149030