Granted Patent
Utility
US 6,482,246 · App. 09/830,342
Cyclonic separating apparatus with tangential offtake conduit
Inventors:
James Dyson, Simeon Charles Jupp, Andrew Macleod
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Apr 26, 2001
Inventors
James Dyson
Simeon Charles Jupp
Andrew Macleod
Assignee (at issue)
Dyson Limited
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.