Granted Patent
Utility
US 6,721,788 · App. 10/145,979
Interactive web book system for contributing and viewing material with attribution and derivation features
Inventors:
Brian Reynolds, Richard S. Goldhor
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: May 13, 2002
Inventors
Brian Reynolds
Richard S. Goldhor
Assignee (at issue)
FAMILY SYSTEMS, LTD.
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.