Granted Patent
Utility
US 4,484,306 · App. 06/360,195
Method and apparatus for controlling access in a data transmission system
Inventors:
Antin U. KULCZYCKYJ, Kurt A. Goszyk
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: Mar 22, 1982
Inventors
Antin U. KULCZYCKYJ
Kurt A. Goszyk
Assignee (at issue)
Exide Electronics 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.