Granted Patent
Utility
US 4,759,017 · App. 06/868,911
Telecommunications exchange allocating variable channel bandwidth
Inventors:
Paul Allan, Keith Drage
Patented Case
View Patent ↗
Granted: Jul 19, 1988
Filed: May 29, 1986
Inventors
Paul Allan
Keith Drage
Assignee (at issue)
Plessey Overseas Limited
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.