IP Library Granted Patent US 4,769,122
Granted Patent Utility
US 4,769,122 · App. 07/072,215

Compact electrochemical cell for gas detection

Inventors: Carl A. Marrese, David J. D'Amico, Peter M. Noble, Robert L. Novack, John H. Wolf, Andrew A. Sicree
Patented Case View Patent ↗
Granted: Sep 6, 1988 Filed: Jul 10, 1987
Inventors
Carl A. Marrese
David J. D'Amico
Peter M. Noble
Robert L. Novack
John H. Wolf
Andrew A. Sicree
Assignee (at issue)
BACHARACH, 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 4,769,122
App. No.
07/072,215
Filed
1987-07-10
Granted
1988-09-06
Kind
A