Granted Patent
Utility
US 5,113,519 · App. 07/352,090
Maintenance of file attributes in a distributed data processing system
Inventors:
Donavon W. Johnson, Stephen Morgan, Todd A. Smith
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: May 15, 1989
Inventors
Donavon W. Johnson
Stephen Morgan
Todd A. Smith
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.