Granted Patent
Utility
US 4,510,596 · App. 06/433,821
Time slot assignment facilities
Inventors:
Philip Hartmann, Dwight W. Kohs, Douglas A. Spencer, Garry V. Turnbow
Patented Case
View Patent ↗
Granted: Apr 9, 1985
Filed: Oct 12, 1982
Inventors
Philip Hartmann
Dwight W. Kohs
Douglas A. Spencer
Garry V. Turnbow
Assignee (at issue)
AT&T Bell Labs
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.