Granted Patent
Utility
US 4,602,363 · App. 06/595,094
Expansion apparatus for use in communication systems
Inventors:
Santanu Das, Francisco A. Middleton, Nicholas Carter
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Mar 30, 1984
Inventors
Santanu Das
Francisco A. Middleton
Nicholas Carter
Assignee (at issue)
ITT 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.