Granted Patent
Utility
US 5,388,255 · App. 07/810,245
System for updating local views from a global database using time stamps to determine when a change has occurred
Inventors:
Bogdan Pytlik, Abigail L. O'Hara, Arthur R. LaValle
Patented Case
View Patent ↗
Granted: Feb 7, 1995
Filed: Dec 19, 1991
Inventors
Bogdan Pytlik
Abigail L. O'Hara
Arthur R. LaValle
Assignee (at issue)
Wang Laboratories, 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.