IP Library › Granted Patent US 6,460,025
Granted Patent Utility
US 6,460,025 · App. 09/361,756

Intelligent exploration through multiple hierarchies using entity relevance

Inventors: Steffen Michael Fohn, Arthur Greef, Donald Carl Willenborg
Patented Case View Patent ↗
Granted: Oct 1, 2002 Filed: Jul 27, 1999
Inventors
Steffen Michael Fohn
Arthur Greef
Donald Carl Willenborg
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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,460,025
App. No.
09/361,756
Filed
1999-07-27
Granted
2002-10-01
Kind
B1