Granted Patent
Utility
US 6,686,121 · App. 09/824,198
Process for preparing resists
Inventors:
Hiroshi Okazaki, Georg Pawlowski, Satoru Funato, Yoshiaki Kinoshita, Yuko Yamaguchi
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Apr 2, 2001
Inventors
Hiroshi Okazaki
Georg Pawlowski
Satoru Funato
Yoshiaki Kinoshita
Yuko Yamaguchi
Assignee (at issue)
Clariant Finance (BVI) Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.