Granted Patent
Utility
US 6,230,993 · App. 09/483,325
Method of charging using nonincendive rotary atomizer
Inventors:
Ronald M. Austin, Varce E. Howe, David R. Huff
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Jan 14, 2000
Inventors
Ronald M. Austin
Varce E. Howe
David R. Huff
Assignee (at issue)
ILLINOIS TOOL WORKS INC.
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.