Granted Patent
Utility
US 5,258,233 · App. 07/862,027
Polyester/polyamide blend having improved flavor retaining property and clarity
Inventors:
David E. Mills, Steven Lee Stafford
Patented Case
View Patent ↗
Granted: Nov 2, 1993
Filed: Apr 2, 1992
Inventors
David E. Mills
Steven Lee Stafford
Assignee (at issue)
EASTMAN KODAK COMPANY
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.