Granted Patent
Utility
US 4,756,914 · App. 06/920,381
Caramel-containing cellulosic article
Inventors:
Shiu-Chung Jon, Myron D. Nicholson
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Oct 20, 1986
Inventors
Shiu-Chung Jon
Myron D. Nicholson
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.