IP Library Granted Patent US 4,862,405
Granted Patent Utility
US 4,862,405 · App. 07/068,262

Apparatus and method for expediting subtraction procedures in a carry/save adder multiplication unit

Inventors: Bradley James Benschneider, Victor Peng
Patented Case View Patent ↗
Granted: Aug 29, 1989 Filed: Jun 30, 1987
Inventors
Bradley James Benschneider
Victor Peng
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 4,862,405
App. No.
07/068,262
Filed
1987-06-30
Granted
1989-08-29
Kind
A