Granted Patent
Utility
US 4,835,768 · App. 07/181,560
High speed digital signal framer-demultiplexer
Inventors:
William M. Hubbard, Dennis Kong
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Apr 14, 1988
Inventors
William M. Hubbard
Dennis Kong
Assignee (at issue)
Bell Communications Research, 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.