Granted Patent
Utility
US 4,902,532 · App. 07/390,318
Method for preparing lead-acid electrochemical cell electrode plates
Inventor:
Eddie T. Seo
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Aug 3, 1989
Inventor
Eddie T. Seo
Assignee (at issue)
Gates Energy Products, 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.