Granted Patent
Utility
US 6,053,705 · App. 09/066,435
Rotary pump and process to operate it
Inventors:
Reto Schöb, Jörg Hugel
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: May 6, 1998
Inventors
Reto Schöb
Jörg Hugel
Assignees (at issue)
Sulzer Electronics AG
Lust Antriebstechnik GmbH
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.