IP Library Granted Patent US 4,138,324
Granted Patent Utility
US 4,138,324 · App. 05/851,427

Metal laminate strip construction of bipolar electrode backplates

Inventor: Lewis M. Meyer
Patented Case View Patent ↗
Granted: Feb 6, 1979 Filed: Nov 14, 1977
Inventor
Lewis M. Meyer
Assignee (at issue)
Diamond Shamrock 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 4,138,324
App. No.
05/851,427
Filed
1977-11-14
Granted
1979-02-06
Kind
A