Granted Patent
Utility
US 6,497,553 · App. 09/810,001
Vortex attractor
Inventors:
Lewis Illingworth, David Reinfeld
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Mar 16, 2001
Inventors
Lewis Illingworth
David Reinfeld
Assignee (at issue)
Vortex, 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.