Granted Patent
Utility
US 4,337,116 · App. 06/228,876
Contoured molded pulp container with polyester liner
Inventors:
Peter D. Foster, Clifford Stowers
Patented Case
View Patent ↗
Granted: Jun 29, 1982
Filed: Jan 26, 1981
Inventors
Peter D. Foster
Clifford Stowers
Assignee (at issue)
Keyes Fibre Corporation
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.