Granted Patent
Utility
US 4,847,732 · App. 07/204,997
Wafer and method of making same
Inventors:
Herbert Stopper, Cornelius C. Perkins
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Jun 8, 1988
Inventors
Herbert Stopper
Cornelius C. Perkins
Assignee (at issue)
Mosaic Systems, 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.