Granted Patent
Utility
US 4,732,175 · App. 07/069,194
Surge suppressor
Inventor:
Ramon Pareja
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Jul 2, 1987
Inventor
Ramon Pareja
Assignee (at issue)
Hypro, LLC
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.