Granted Patent
Utility
US 6,142,400 · App. 09/126,164
Millennium rotor assembly
Inventors:
Loran R. Balvanz, Paul R. Gray
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Jul 30, 1998
Inventors
Loran R. Balvanz
Paul R. Gray
Assignee (at issue)
U.S. MANUFACTURING 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.