Granted Patent
Utility
US 6,205,490 · App. 08/981,269
System (IWF) for the bidirectional connection of an ELAN and a CLS wide-area network
Inventors:
Stefan Karapetkov, Ingrid Fromm, Bernhard Petri
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Dec 22, 1997
Inventors
Stefan Karapetkov
Ingrid Fromm
Bernhard Petri
Assignee (at issue)
Siemens Aktiengesellschaft
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.