Granted Patent
Utility
US 6,361,271 · App. 09/444,014
Crossing spiral compressor/pump
Inventor:
Robert W. Bosley
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: Nov 19, 1999
Inventor
Robert W. Bosley
Assignee (at issue)
Capstone Turbine 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.