Granted Patent
Utility
US 5,185,885 · App. 07/520,328
Object database deletion method for child objects when a child may be linked to multiple parent objects
Inventors:
John A. Dysart, Peter S. Showman, William M. Crow, Peter M. Williams, Brian W. McBride, John R. F. Senior, Charles H. Whelan, Brian Murdoch
Patented Case
View Patent ↗
Granted: Feb 9, 1993
Filed: May 7, 1990
Inventors
John A. Dysart
Peter S. Showman
William M. Crow
Peter M. Williams
Brian W. McBride
John R. F. Senior
Charles H. Whelan
Brian Murdoch
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.