IP Library Granted Patent US 4,397,541
Granted Patent Utility
US 4,397,541 · App. 06/256,808

Method and apparatus for transporting an electrostatic strip

Inventors: Ira L. Lopata, Robert M. Barto, Jr.
Patented Case View Patent ↗
Granted: Aug 9, 1983 Filed: Apr 23, 1981
Inventors
Ira L. Lopata
Robert M. Barto, Jr.
Assignee (at issue)
Ragen Precision Industries, 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.

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Quick Facts
Patent No.
US 4,397,541
App. No.
06/256,808
Filed
1981-04-23
Granted
1983-08-09
Kind
A