Granted Patent
Utility
US 6,732,395 · App. 10/022,353
Contour pull scraper with stowable file
Inventor:
Donald Gringer
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Dec 13, 2001
Inventor
Donald Gringer
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.