IP Library Granted Patent US 4,432,013
Granted Patent Utility
US 4,432,013 · App. 06/323,793

Method and apparatus for comparing data signals in a container inspection device

Inventors: John W. Miller, John W. Juvinall
Patented Case View Patent ↗
Granted: Feb 14, 1984 Filed: Nov 23, 1981
Inventors
John W. Miller
John W. Juvinall
Assignee (at issue)
Owens-Illinois 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 4,432,013
App. No.
06/323,793
Filed
1981-11-23
Granted
1984-02-14
Kind
A