Granted Patent
Utility
US 5,207,608 · App. 07/851,385
Buffered acid-treated food casing
Inventors:
Jeffery A. Oxley, Jerome J. M. Rasmussen, James Draper, Thomas J. Mann, Brian R. Samuels
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Mar 12, 1992
Inventors
Jeffery A. Oxley
Jerome J. M. Rasmussen
James Draper
Thomas J. Mann
Brian R. Samuels
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.