Granted Patent
Utility
US 6,200,510 · App. 09/169,990
Method for the contact printing of cellulose food casings
Inventors:
Paul Edmund DuCharme, Jr., Rama Ramagopal
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: Oct 13, 1998
Inventors
Paul Edmund DuCharme, Jr.
Rama Ramagopal
Assignee (at issue)
Viskase Companies, 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.