IP Library Granted Patent US 5,457,772
Granted Patent Utility
US 5,457,772 · App. 07/960,761

Method to convert bitmaps to monochrome data

Inventor: Terrence M. Shannon
Patented Case View Patent ↗
Granted: Oct 10, 1995 Filed: Oct 13, 1992
Inventor
Terrence M. Shannon
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.

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 5,457,772
App. No.
07/960,761
Filed
1992-10-13
Granted
1995-10-10
Kind
A