Granted Patent
Utility
US 6,098,056 · App. 08/977,687
System and method for controlling access rights to and security of digital content in a distributed information system, e.g., Internet
Inventors:
David Rusnak, John T. Zientara
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: Nov 24, 1997
Inventors
David Rusnak
John T. Zientara
Assignee (at issue)
International Business Machines 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.