Granted Patent
Utility
US 6,511,789 · App. 09/886,626
Photosensitive polyimide precursor compositions
Inventors:
Ahmad A. Naiini, Donald Racicot, Andrew J. Roza, William D. Weber, Pamela J. Waterson
Patented Case
View Patent ↗
Granted: Jan 28, 2003
Filed: Jun 20, 2001
Inventors
Ahmad A. Naiini
Donald Racicot
Andrew J. Roza
William D. Weber
Pamela J. Waterson
Assignee (at issue)
Arch Specialty Chemicals, Inc.
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.