IP Library Granted Patent US 4,897,833
Granted Patent Utility
US 4,897,833 · App. 07/110,009

Hierarchical arbitration system

Inventors: Allan R. Kent, Ronald Goodstein, Barry A. Henry
Patented Case View Patent ↗
Granted: Jan 30, 1990 Filed: Oct 16, 1987
Inventors
Allan R. Kent
Ronald Goodstein
Barry A. Henry
Assignee (at issue)
Digital Equipment 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 4,897,833
App. No.
07/110,009
Filed
1987-10-16
Granted
1990-01-30
Kind
A