Granted Patent
Utility
US 5,641,257 · App. 08/439,989
Sliding clamp
Inventor:
Leon M. Bernstein
Patented Case
View Patent ↗
Granted: Jun 24, 1997
Filed: May 12, 1995
Inventor
Leon M. Bernstein
Assignee (at issue)
KURT MANUFACTURING COMPANY, 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.