Granted Patent
Utility
US 5,276,643 · App. 07/799,907
Integrated semiconductor circuit
Inventors:
Kurt Hoffmann, Rainer Kraus, Oskar Kowarik
Patented Case
View Patent ↗
Granted: Jan 4, 1994
Filed: Nov 26, 1991
Inventors
Kurt Hoffmann
Rainer Kraus
Oskar Kowarik
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.