Granted Patent
Utility
US 5,484,558 · App. 08/246,797
Method for making flexible transducers for use with photon tunneling microscopes
Inventor:
John M. Guerra
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: May 20, 1994
Inventor
John M. Guerra
Assignee (at issue)
Polaroid 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.