Granted Patent
Utility
US 4,581,048 · App. 06/501,918
High-speed water separator
Inventor:
Vaclav Svoboda
Patented Case
View Patent ↗
Granted: Apr 8, 1986
Filed: Jun 7, 1983
Inventor
Vaclav Svoboda
Assignee (at issue)
BBC Brown, Boveri & Company Ltd.
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.