Granted Patent
Utility
US 6,556,985 · App. 09/361,028
Rule construction and application
Inventor:
Robert Karch
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Jul 23, 1999
Inventor
Robert Karch
Assignee (at issue)
Teleran Technologies 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.