Granted Patent
Utility
US 6,554,909 · App. 10/010,470
Process for cleaning components using cleaning media
Inventors:
Andrew G. Haerle, Edward A. Perry
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Nov 8, 2001
Inventors
Andrew G. Haerle
Edward A. Perry
Assignee (at issue)
SAINT-GOBAIN CERAMICS & PLASTICS, 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.