Granted Patent
Utility
US 4,601,028 · App. 06/621,397
Method of and apparatus for checking datapath failure in a communication muldem
Inventors:
Charles E. Huffman, Paul E. Pepmiller
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Jun 18, 1984
Inventors
Charles E. Huffman
Paul E. Pepmiller
Assignee (at issue)
Rockwell International Corporation
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.