Granted Patent
Utility
US 6,109,333 · App. 09/115,655
Method of manufacturing electric motor housing frame and foam pattern therefor
Inventor:
Joseph H. Pontzer
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Jul 15, 1998
Inventor
Joseph H. Pontzer
Assignee (at issue)
Reliance Electric Technologies, 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.