Granted Patent
Utility
US 6,749,434 · App. 10/355,046
System and method for conducting a learning session using teacher and student workbooks
Inventor:
John Stuppy
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Jan 31, 2003
Inventor
John Stuppy
Assignee (at issue)
Sylvan Learning Systems, 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.