Granted Patent
Utility
US 5,625,865 · App. 08/531,277
Circuit arrangement for controlling the transmission of information for interactive services
Inventor:
Karl-Heinz Moehrmann
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Sep 20, 1995
Inventor
Karl-Heinz Moehrmann
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.