IP Library Granted Patent US 5,691,925
Granted Patent Utility
US 5,691,925 · App. 08/383,341

Deriving tractable sub-system for model of larger system

Inventors: Ronald H. Hardin, Robert P. Kurshan
Patented Case View Patent ↗
Granted: Nov 25, 1997 Filed: Feb 3, 1995
Inventors
Ronald H. Hardin
Robert P. Kurshan
Assignee (at issue)
LUCENT TECHNOLOGIES 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.

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 5,691,925
App. No.
08/383,341
Filed
1995-02-03
Granted
1997-11-25
Kind
A