Granted Patent
Utility
US 4,615,924 · App. 06/640,474
Coating and container for retention of green color of vegetables
Inventors:
Ihab M. Hekal, Paul M. Erlandson
Patented Case
View Patent ↗
Granted: Oct 7, 1986
Filed: Oct 3, 1984
Inventors
Ihab M. Hekal
Paul M. Erlandson
Assignee (at issue)
Continental Can Company, 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.