Granted Patent
Utility
US 5,987,472 · App. 08/828,875
System and method for handling database cross references
Inventor:
Stephen Anthony Serafin
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Mar 31, 1997
Inventor
Stephen Anthony Serafin
Assignee (at issue)
Combustion Engineering, Inc.
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.