Granted Patent
Utility
US 5,652,882 · App. 08/439,076
Data processing system and method for detecting mandatory relations violation in a relational database
Inventor:
Karol Doktor
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: May 11, 1995
Inventor
Karol Doktor
Assignee (at issue)
Financial Systems Technology Pty. 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.