Granted Patent
Utility
US 4,646,300 · App. 06/551,297
Communications method
Inventors:
William R. Goodman, Richard Mayfield, Ted Tawshunsky, Fredrick L. Zardiackas
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Nov 14, 1983
Inventors
William R. Goodman
Richard Mayfield
Ted Tawshunsky
Fredrick L. Zardiackas
Assignee (at issue)
Tandem Computers Incorporated
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.