Granted Patent
Utility
US 5,732,287 · App. 08/824,749
Method, apparatus and system for cleaning pressure applying members
Inventor:
John B. Morse
Patented Case
View Patent ↗
Granted: Mar 24, 1998
Filed: Mar 26, 1997
Inventor
John B. Morse
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.