Granted Patent
Utility
US 6,283,833 · App. 09/639,918
Method and apparatus for producing a high-velocity particle stream
Inventors:
Y. H. Michael Pao, Peter L. Madonna, Ross T. Coogan
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Aug 16, 2000
Inventors
Y. H. Michael Pao
Peter L. Madonna
Ross T. Coogan
Assignee (at issue)
Flow International Corporation
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.