Granted Patent
Utility
US 5,815,565 · App. 08/535,431
Service evaluation system and method for a telephonic switch
Inventors:
Lonnie Doremus, Wayne L. Harbuziuk, David L. Blaha
Patented Case
View Patent ↗
Granted: Sep 29, 1998
Filed: Sep 28, 1995
Inventors
Lonnie Doremus
Wayne L. Harbuziuk
David L. Blaha
Assignee (at issue)
Rockwell International 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.