Granted Patent
Utility
US 6,135,910 · App. 09/376,798
Planet washer
Inventors:
Matthew G. Urmaza, Douglas Wennberg
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Aug 18, 1999
Inventors
Matthew G. Urmaza
Douglas Wennberg
Assignee (at issue)
The Torrington Company
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.