Granted Patent
Utility
US 4,688,211 · App. 06/701,844
Telecommunication switching system
Inventors:
Francoise C. G. Van Simaeys, Pierre Paul Guebels
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Feb 15, 1985
Inventors
Francoise C. G. Van Simaeys
Pierre Paul Guebels
Assignee (at issue)
Alcatel N.V.
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.