Granted Patent
Utility
US 5,398,372 · App. 08/143,231
Liquid edge bead removal device
Inventor:
Donald C. Kush
Patented Case
View Patent ↗
Granted: Mar 21, 1995
Filed: Oct 29, 1993
Inventor
Donald C. Kush
Assignee (at issue)
Kaiser Aluminum & Chemical 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.